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Dietary Fibre is a form of carbohydrate. It is the edible portion of plant foods and is resistant to digestion in the small intestine. It can be classified as Soluble and insoluble dietary fibre. Dietary Fibre forms an important component of our daily balanced diet and helps maintain normal digestive system.
Dietary Fibre is one of the most important nutrients that is known for its disease preventive and curative properties. Diets with a high content of fibre tend to have a positive effect on health like-
Naturally occurring Fibre (often referred to as "intrinsic") occurs in foods such as -
Some of the high Fibre fruits include Apple, Citrus fruits, Pears, Avocado etc. Vegetables such as Peas, green beans, Potatoes, Cauliflower, Amaranth, Drumstick leaves, Carrot, Brinjal etc., are good sources of Fibre.
According to the recent RDA (2020) the daily Dietary Fibre intake varies with Age, Gender & Physical activity as follows-
Age | Category of Work | Dietary Fibre (g/d) |
Man | Sedentary | 30 |
Moderate | 40 | |
Heavy | 50 | |
Woman | Sedentary | 25 |
Moderate | 30 | |
Heavy | 40 | |
Children | 1-3y | 15 |
4-6y | 20 | |
5-7y | 26 | |
Boys | 10-12y | 33 |
13-15y | 43 | |
16-18y | 50 | |
Girls | 10-12y | 30 |
13-15y | 36 | |
16-18y | 38 |
(*RDA for Indians-ICMR-NIN-2020)
Increasing the amount of Fibre in your diet should be done gradually, a sudden increase can cause unpleasant abdominal discomfort such as bloating and flatulence. Individuals with abdominal discomfort, diarrhoea or any other gastric issue should consume Fibre mindfully under the supervision of a healthcare professional such as a doctor or Nutritionist.
Dairy products like eggs, milk, cheese, curd, yogurt, paneer, buttermilk as well as meat and its products such as chicken, fish, mutton, prawns etc are low in Fibre when compared to cereals, pulses, legumes, grains, vegetable and Fruits.
Multigrain is the term used when two or more grains are mixed or used in preparation & development of a particular product to enhance the nutritive value of the product or dish.
The demand for healthy, nutritious and safe food is growing worldwide therefore consuming a well-balanced diet helps in keeping an individual healthy and is a preventive measure for lifestyle diseases. Thus, multigrain product provides bundle of nutrients, which may not be sufficiently available through single grain consumption. Multigrain product also provides variety of phytochemicals and flavours which also help in improving the textural and sensory quality of the product.
Besides being a good source of energy, Multigrain provide a good amount dietary fibre, protein, essential fatty acids (PUFA). Important micronutrients like vitamins, especially many B vitamins (Thiamine & Riboflavin), minerals, antioxidants and phyto-chemicals.
A balanced diet is one that provides all the nutrients in required amounts and proper proportions. It can easily be achieved through a blend of the four basic food groups. The quantities of foods needed to meet the nutrient requirements vary with age, gender, physiological status and physical activity. A balanced diet should provide around 50-60% of total calories from carbohydrates, preferably from complex carbohydrates, about 10-15% from proteins, and 20-30% from both visible and invisible fat.
'My Plate' is a plate concept which is designed in such a way that it includes all the food groups in the right proportion which thereby prevents macronutrient and micronutrient malnourishment.
Regular consumption of foods in the right proportion as per ‘My Plate’ model-
The My Plate concept for the day represents the proportions of different food groups for meeting 2000kcal. It is not recommended for any specific medical condition or as a weight management diet.
Cooking oils (liquid) and solid fats together are referred to as fats. Fats contribute to texture, flavor and taste and increase the palatability of the diet.
Fats are essential for meeting some of the nutritional needs like essential fatty acids (linoleic n-6 and alpha-linolenic n-3) and serve as rich sources of energy. Fats also promote the absorption of the four fat-soluble vitamins (A,D,E and K), Therefore, fats should be consumed, in moderation.
Dietary fats can be derived from plant and animal sources. Fats that are used as such at the table or during cooking (vegetable oils, vanaspati, butter and ghee) are termed as “visible” fats. Fats that are present as integral components of various foods are referred to as “invisible” fat.
The total fat (visible + invisible) in the diet should provide between 20-30% of total calories. Adults with sedentary lifestyle should consume about 25 g of visible fat, while individuals involved in hard physical work require 30 - 40g of visible fat. Visible fat intake should be increased during pregnancy and lactation to 30g. Diets of young children and adolescents should contain about 30-50g/day. However, ingestion of too much fat is not conducive to good health.
All fats in foods provide mixtures of three types of fatty acids, which are the “building blocks” of fats. Fatty acids are the primary constituents of all dietary fats. Based on their chemical nature, the fatty acids are broadly grouped as saturated (SFA), monounsaturated (MUFA) and polyunsaturated (PUFA).
Fats from coconut oil, vanaspati, animal fats (ghee and butter) and animal foods like milk, milk products and meat provide saturated fatty acids. Saturated fatty acids are known to increase serum total and LDL-cholesterol levels, reduce insulin sensitivity and enhance thrombogenicity and increase CVD risk. Therefore, SFA intake should not exceed 8-10% of total energy.
During hydrogenation, the liquid oils become solid because the mono and polyunsaturated fatty acids are converted into saturated fatty acids and isomers called trans fatty acids. Current evidence indicates that saturated fatty acids and a high intake of trans fatty acids may increase the risk of heart disease. The intake of trans fatty acids should not exceed 1% of energy intake. Example of Trans fat is Vanaspati/ Dalda.
Unsaturated fats are considered as good fats they are liquid at room temperature and are considered beneficial fats because they can improve blood cholesterol levels, ease inflammation, stabilize heart rhythms, and play a number of other beneficial roles. Unsaturated fats are predominantly found in foods from plants, such as vegetable oils, nuts, and seeds.
There are two types of unsaturated fats monounsaturated (MUFA) and polyunsaturated fats (PUFA). Monounsaturated fats are found in high concentrations in Olive, peanut, canola oils, Avocados, almonds, hazelnuts, and pecans, pumpkin and sesame seeds. whereas polyunsaturated fats are are found in high concentrations in Sunflower, corn, soybean, and flaxseed oils, Walnuts, Flax seeds, Fish.
Omega-3 and Omega-6 are simple PUFA, which are present only in plant foods. Omega-3 increase insulin sensitivity, increase peripheral glucose utilization and decrease adiposity and hence are anti-atherogenic. Omega-6 decrease plasma cholesterol.
Vegetable oils like Red palm oil, Palmolein, Groundnut oil, Rice bran oil, Sesame seed oil, Sunflower oil, Cottonseed oil, Corn oil and Soyabean oil are a good sources of Omega-6, whereas Rapeseed oil, Mustard oil and Soyabean oil are a good sources of Omega-3.
Body Mass Index (BMI) is a person’s weight in kilograms (or pounds) divided by the square of height in meters (or feet). A high BMI can indicate high body fat. BMI screens for weight categories that may lead to health problems, but it does not diagnose the body fat or health of an individual.
BMI can be a screening tool, but it does not diagnose the body fat or health of an individual. To determine if BMI is a health risk, a healthcare provider performs further assessments. Such assessments include skinfold thickness measurements, evaluations of diet, physical activity, and family history
For adults over 20 years old, BMI falls into one of the following categories.
BMI | Nutritional status |
Below 18.5 | Underweight |
18.5–24.9 | Normal weight |
25.0–29.9 | Pre-obesity |
30.0–34.9 | Obesity class I |
35.0–39.9 | Obesity class II |
Above 40 | Obesity class III |
BMI is interpreted differently for children and adolescents, even though it is calculated using the same formula as adult BMI. Children and adolescents BMI need to be age and gender specific because the amount of body fat changes with age and the amount of body fat differs between girls and boys.
The CDC BMI-for-age growth charts take into account these differences and visually show BMI as a percentile ranking.
The correlation between the BMI and body fat is fairly strong but even if two people have the same BMI, their level of body fatness may differ. The accuracy of BMI as an indicator of body fatness also appears to be higher in persons with higher levels of BMI and body fatness. While, a person with a very high BMI (e.g., 35 kg/m2) is very likely to have high body fat, a relatively high BMI can be the results of either high body fat or high lean body mass (muscle and bone).
Ideal body weight (IBW) is considered as “healthy” weight and is defined according to its association with lowest mortality. Height and weight are established nutrition assessment variables. Metrics that adjust weight for height are used as estimates of underweight, overweight, and weight-associated health risks and mortality.
The National Institute of Nutrition (NIN), research body of the Indian Council of Medical Research (ICMR), Has redefined the ideal or reference weight of Indian adult man and woman with regard to age to 19-39 years instead of 20-39 years. The ideal body weight for male is 65 kg and 55 kg for females.
Millets are a traditional staple food of the dry land regions of the world. Millets are important foods in many underdeveloped countries because of their ability to grow under adverse weather conditions like limited rainfall. It is a drought resistant crop and can be stored for a long time without insect damage.
The major millet crops in India include Maize, sorghum, bajra (pearl millet), samai (little millet), varagu (kodo millet), ragi (finger millet) and foxtail millet, proso millet and barnyard millet.
Millets are a good source of energy, protein, B-vitamins and minerals such as calcium, iron, zinc, potassium, phosphorus and magnesium Millets are nutritionally comparable to major cereals and serve as good source of protein, micronutrients and phytochemicals. The millets contain 7-12% protein, 2-5% fat, 65-75% carbohydrates and 15-20% dietary fibre. Small millets are more nutritious compared to fine cereals. Millets are rich in fats (3-8%) as compared to rice and wheat, mostly high content of unsaturated fatty acids results in a healthy fat profile. Pearl millet has 70% unsaturated fats and rich in essential fatty acids like linoleic acid. Millets contribute to antioxidant activity with phytates, polyphenols and tannins present in it having important role in aging and metabolic diseases.
Finger millet | Calcium |
Foxtail millet | lysine |
Proso millet | leucine, isoleucine and methionine |
Kodo millet | Niacin, pyridoxine and folic acid, calcium, iron, potassium, magnesium and zinc |
Sorghum | potassium and is practically devoid of sodium |
To increase consumption of millets use millet grains or flour in daily cooking preparations. Millet based seet dishes can also be prepared such as ragi pudding, navane payasam etc. To gain effective benefits from the nutrient profile of different millets, choose multi millet food options. Use multi millet flour in various preparations such as roti, khakra, porridge, biscuits, cakes etc. Use multi millet grains in preparations such upma, poha, pulao etc.
WHO defines physical activity as any bodily movement produced by skeletal muscles that requires energy expenditure. Physical activity refers to all movement including during leisure time, for transport to get to and from places, or as part of a person’s work. Both moderate- and vigorous-intensity physical activity improve health.
Popular ways to be active include walking, cycling, wheeling, sports, active recreation and play, and can be done at any level of skill and for enjoyment by everybody.
WHO recommendation for Adults aged 18–64 years
Regular physical activity, such as walking, cycling, wheeling, doing sports or active recreation, provides significant benefits for health. Some physical activity is better than doing none. By becoming more active throughout the day in relatively simple ways, people can easily achieve the recommended activity levels.
Regular physical activity can:
Physical inactivity is one of the leading risk factors for noncommunicable diseases like cardiovascular diseases, Diabetes, cancer, obesity, sleep disorders etc. People who are insufficiently active have a 20% to 30% increased risk of death compared to people who are sufficiently active.
Policies to increase physical activity aim to ensure that:
Lactose intolerance is a condition in which there is a deficiency or absence of the enzyme ‘lactase’ which helps breakdown lactose present in milk. It is often seen in infants and children but may also be prevalent in adults.
The most common symptoms of lactose intolerance include:
Lactose intolerance is not same as milk allergy. is a condition resulting from immune system disorder. It is more Milk allergy severe and may result in acute reactions including hives, vomiting, breathlessness, etc. Whereas lactose intolerance is a condition in which there is a deficiency or absence of the enzyme ‘lactase’ which helps breakdown lactose present in milk.
Dietary modification is a crucial part of management of lactose intolerance. Consume regular balanced diets with modifications in the intake of milk and based products. Avoid the intake of milk and milk products. Read label carefully and look out for words such as milk powder, milk solids, lactose etc.
Use lactose free or lactose reduced milk and milk products. Include foods such as fish, almonds, tofu and dark green leafy vegetables which are good sources of calcium. Depending of the degree of lactose intolerance, some people may be able to ingest small amounts of milk and milk products.
Celiac disease which also known as ‘gluten - sensitive enteropathy’ or ‘non-tropical sprue’ or ‘celiac sprue’ is an autoimmune disorder caused by a reaction to gliadin which is a component of gluten.
Gluten is a protein complex present in grains such as whole wheat, barley, oats, rye etc. and in grain-based products such as biscuits, bread, noodles, pastas and beverages such as barley malt, malt vinegar, beer etc.
In individuals with celiac disease, the gluten protein is not digested completely, the reaction from consumption of gluten triggers an immune response and causes damage to the villi of small intestine which in turn results in potential malabsorption of nutrients.
It is a multifactorial disease, including genetic and environmental factors and can be developed at any stage of life.
Feeding patterns in the first year of life, potential viral infections and presence of gene identified as HLA DQ2 and/or HLA DQ8, might be involved in the development of celiac disease. A study also found that increased incidence of rotavirus in children can increase the risk of developing gluten sensitivity.
The gold standard to diagnose celiac disease in adulthood is the intestinal biopsy sampled by endoscopy.
Other methods of diagnosis include:
In both children and adults, early diagnosis and management of celiac disease by including gluten free foods is important, to avoid complications related celiac disease such as osteoporosis, vitamin D deficiency, ulcers, collagenous sprue etc.
Food Products to avoid (unless labelled gluten free)
Gut microbiota includes a diverse community of bacteria in human gut, they carry out various functions that influences our overall health. The functions include, nutrient metabolism, natural defense against infections and regulation of immune system.
Prebiotics are food components that confer benefits to the host by selectively stimulating the growth of beneficial gut microbiota.
Probiotics are beneficial bacteria that incur positive effects on human health. They are present in the human gut and are also taken through food products such as yogurt, fermented foods, dietary supplements etc.
Prebiotics naturally exist in different foods including, asparagus, garlic, chicory, onion, honey, banana, barley, tomato, rye, soybean, human’s and cow’s milk, peas, beans, etc.
The common sources of probiotics are yogurt, cultured buttermilk and cheese. The other foods that are produced by bacterial fermentation are, tempeh, sauerkraut, sour dough, bread etc. Look for food products labelled ‘Probiotic’, ‘Probiotic food’, ‘Contains Probiotics’, ‘with Probiotics’ etc.
Probiotics may have a variety of effects in the body, and different probiotics may act in different ways.
Probiotics have shown promise for a variety of health purposes,
Apart from maintaining gut health Prebiotics have various other health benefits such as-
Some of the most common digestive issues include constipation, diarrhea, Indigestion, lactose intolerance, celiac disease, stomach pain, acid reflux /acidity etc., which occur across age groups.
Most of them are manageable through modifications in nutrition, lifestyle changes and /or medications basis the severity of the issue.
Constipation is the irregular, infrequent bowel movements, which can also be associated with difficulty in passage of faeces. It can be caused by multiple factors including faulty dietary habits (lack of fiber, insufficient water intake etc.), sedentary lifestyle, erratic bowel schedules etc.
It is important to modify your regular balanced diet with high fibre and increased intake of fluids. The recommended amount of fibre is 30g/d for men and 25g/d for women. Include whole grain cereals, green leafy vegetables and fibrous vegetables and fruits such as apples, citrus fruits, peas, green beans etc. It is desirable to consume at least 8-10 glasses of water. Staying active is also known to help manage constipation.
Diarrhea is the frequent passage of loose, watery stools, which results in the loss of fluids and electrolytes and if left unmanaged it can lead to severe dehydration which can be extremely detrimental to health. It is important to increase the intake of fluids such as water, fruit juices, clear soups, coconut water etc. Consume low fibre fruits such as banana and papaya. Restrict the intake of whole cereals, nuts, raw vegetables and milk or milk-based beverages. Eat small frequent meals. In case of acute diarrhoea, consume ORS to replenish loss of electrolytes and prevent dehydration.
Stomach pain also referred to as Stomach ache, abdominal pain or stomach cramps is the discomfort felt near the abdominal region. It can range from mild to severe with varied frequency overtime. Different causes of stomach pain include constipation, indigestion, lactose intolerance, GERD, bowel obstruction, appendicitis, peptic ulcer etc. Some of the other symptoms that may accompany stomach pain include, fever, nausea, vomiting, bloating, loss of appetite etc.
Gastro esophageal reflux disease (GERD) is a chronic symptom of mucosal damage. It is caused due to the entry of stomach acid into the esophagus. The most-common symptoms of GERD include Heartburn, Difficulty in swallowing and a sour taste in the mouth or back of the throat due to fluids and undigested foods rising back in to the mouth.
The most common risk factors of GERD are as follows:
It is important to modify your dietary patterns to manage the symptoms of GERD. Weight management is necessary in people for whom the underlying cause of GERD may have been obesity. Eat small frequent meals and avoid eating meals within 2-3 hours of bedtime. Prevent laying down immediately after eating and avoid drinking fluids in between the meals. Some of the foods should be restricted or avoided, these include caffeine, raw onion, citric juices and spicy foods etc. Consume low fat dairy in substitute of full fat options to prevent or manage GERD symptoms.
Protein is an important component of your daily balanced diet and inadequate intake may lead to loss of energy, fatigue, improper functioning of immune system etc.
Proteins are chains of amino acids which are involved in nearly every process in the body. Proteins function as enzymes, transcription factors, binding proteins, transmembrane transporters and channels, hormones, receptors, structural proteins, and signalling proteins.
Some of the functions of protein are
Get your protein from plants when possible. Eating legumes (beans and peas), nuts, seeds, whole grains, and other plant-based sources of protein is a win for your health .
Here are some examples for each category:
Protein intake should ideally be considered as 0.8-1g per kg body weight per day for adults.
According to the ICMR-NIN 2020 RDA the protein requirement are-
Water accounts for 70% of our body weight. It is a constituent of blood and other vital body fluids. Water plays a key role in elimination of body wastes and regulation of body temperature. The body loses water through sweat, urine and faeces. This loss must be constantly made good with clean and potable water. A normal healthy person needs to drink about 8 glasses (2 litre) of water per day. During very hot weather and while undertaking vigorous physical activity, this requirement increases as a considerable amount of water is lost through sweat.
Water should be safe and wholesome i.e., it should be free from disease-causing agents like bacteria, viruses, parasites etc., and harmful chemical substances like pesticides, industrial wastes, heavy metals, nitrates, arsenic and excess of fluoride. Fluorosis, a disease with bone deformities and dental problems, results from drinking water containing an excess of fluoride over long periods. Generally, a concentration of 0.5 to 0.8 mg of fluoride per litre of drinking water is considered safe.
If a water source is not safe for drinking, boiling it for 10-15 minutes is a satisfactory method of purification of the water. It kills all disease-causing organisms and also removes temporary hardness. However, boiling will not remove other chemical impurities. There are many modern gadgets which claim to provide safe and wholesome water.
There is no evidence to suggest this. Some feel that it may dilute the digestive enzymes, but this does not occur, because the intestines produce several times more enzymes than what is actually required for digestion. Water intake may however fill the stomach and thereby give a feeling of fullness. This is common among children.
Even mild dehydration may produce negative symptoms as well as can increase the risk of certain medical conditions like-
There is no standardised tool to determine dehydration however the amount and color of urine can provide a rough estimate of adequate hydration. Generally, the color of urine darkens the more concentrated it is (meaning that it contains less water). However, foods, medications, and vitamin supplements can also change urine color. Smaller volumes of urine may indicate dehydration, especially if also darker in color.
Water is considered the primary source for consumption but any other beverages preferably non- alcoholic and non- carbonated beverages are considered to be ideal. Tender coconut water, natural fruit juices, buttermilk, milk, soups and about 20% of our total water intake comes not from beverages but from water-rich foods like lettuce, leafy greens, cucumbers, bell peppers, summer squash, celery, berries, and melons etc.
Skin is an organ with numerous functions such as barrier function, mechanical, immune, sensory, endocrine, thermoregulatory, vitamin D synthesis. It is of crucial importance how skin appears to be which depends on its texture, colour, surface, elasticity, sweating, sebum, scent etc.
Healthy skin reflects overall good health that requires, Dietary modifications, regular physical activity, stress management and adequate sleep along with proper hydration. Skin mirrors processes in the whole system, therefor many skin disorders and rapid aging are manifestations of certain disturbances, like lack of nutrients, vitamins, and minerals.
Acne is a skin problem that can cause several types of bumps to form on the surface of the skin. These bumps can form anywhere on the body but are most common on the face, neck, back, shoulders. Various factors that contribute to acne are genetic, hormonal imbalances, PCOS, inflammation due to food or drug sensitivity, stress, Corticosteroids, Lack of exercise, inappropriate dietary habits, and environmental influences.
To promote healthy skin and overall health it is necessary to consume a healthy diversified balanced diet which provides all the nutrients in required amounts and proper proportions along with regular physical activity & hydration.
Here are a few tips for good skin
Foods that make skin shiny and healthy18
For general wellbeing a normal healthy person needs to drink about 8 glasses (2 litre) of water per day. During very hot weather and while undertaking vigorous physical activity, this requirement increases as a considerable amount of water is lost through sweat.
Whole grains are defined by the FDA as the “intact, ground, cracked or flaked fruit of the grain whose principal components are the starchy endosperm, germ and bran, are present in the same relative proportions as they exist in the intact grain.
All whole grain kernels contain three parts: the bran, germ, and endosperm. Each section houses health-promoting nutrients.
Some of the cereals that are a good example of whole grains are –
Wheat | Teff |
Oats | Amaranth |
Barley | Buckwheat |
Brown rice | Quinoa |
Maize | Triticale |
Rye | Wild Rice |
Millets | Bulgur |
Atta/ flour made from wheat, millets (Ragi, Jowar, bajra) or multigrain atta can be consumed or taken in the diet throughout the day across all meals and various forms as part of your daily balanced diet. Cereals have essential nutrients like complex carbohydrates, fiber, protein, essential fatty acids (PUFA). Important micronutrients like vitamins, especially many B vitamins (Thiamine & Riboflavin), minerals, antioxidants, and phyto-chemicals.
Fruits & vegetables are rich source of macronutrients and micronutrients. The micronutrients present are minerals (like iron & Calcium) and vitamins (vitamin C, folic acid, B complex, carotenoids) , antioxidants, whereas, macronutrients present are complex carbohydrates & fiber.
Fruits & vegetables have various health benefits such as-
Fruits and vegetables should be a part of your daily balanced diet It is necessary to consume minimum 5 servings of vegetables which is 500g/d (200g of roots & tubers, 100g of green leafy vegetables & 200g of other vegetables ) with 1 serving of fruit(100g) as they are rich in Fiber, essential minerals & Vitamins as well as they give you a feeling of satiety.
It is preferable to consume fresh, locally available seasonal fruits & vegetables. However no single fruit or vegetable provides all the nutrients you need. The key lies in eating a variety of them and with different colours. Include commonly consumed green leavy vegetables, tomatoes, and other vegetables, apart from those which are yellow, orange, red, deep red, purple-coloured citrus fruits being Vitamin C rich enhance the diet significantly.
They can be consumed in both raw and cooked form; however, it is important to maintain food hygiene and food safety while preparing and consuming them. Vitamins are lost during washing of cut vegetables and cooking of food. However proper methods of cooking substantially reduce these losses. Nutrient loss is high when the vegetables are washed after cutting or when they are cut into small pieces for cooking. Consumption of properly washed raw and fresh vegetables is always beneficial.
Iron deficiency anemia arises when the balance of iron intake, iron stores, and the body's loss of iron are insufficient to fully support production of erythrocytes. In some case anemia can occur if there is inadequate intake/ consumption of dietary iron from the daily diet or can also occur when there is malabsorption of iron in the body.
Iron is a mineral that the body needs for growth and development. Your body uses iron to make hemoglobin, a protein in red blood cells that carries oxygen from the lungs to all parts of the body, and myoglobin, a protein that provides oxygen to muscles. Iron is necessary for formation and productions of hormones.
Some of the clinical Symptoms of iron deficiency anemia include
You can reduce your risk of iron deficiency anemia by choosing iron-rich foods. The iron in food comes from two sources: animals and plants. Iron from animal sources is known as heme iron and is found in meat and fish. Iron from plants is known as nonheme iron, and is found in certain vegetables and in iron-fortified foods such as breakfast cereals. Heme iron is better absorbed by the body than nonheme iron.
The normal Hb level for males is 14 to 18 g/dl; that for females is 12 to 16 g/dl. (Reference: NIH, Clinical Methods: The History, Physical, and Laboratory Examinations. 3rd edition).
Antioxidants are groups of compounds that neutralize free radicals and reactive oxygen species (ROS) in the cell. Antioxidants provide protection against damage caused by free radicals and plays important roles in the development of many chronic disease including cardiovascular diseases, aging, heart disease, anaemia, inflammation.
Oxidative stress arises because of an imbalance between free radical production and antioxidant defences, is associated with damage to a wide range of molecular species including lipids, proteins, and nucleic acids. Short-term oxidative stress may occur in tissues injured by trauma, infection, heat injury, hyperoxia, toxins, and excessive exercise.
Antioxidants in the diet have been shown to be remarkably effective in delaying or preventing the onset of chronic inflammatory diseases.
Some of the micronutrients of dietary origin with antioxidant properties include the following.
There is no set RDA (Recommended Dietary Allowance) provided for the daily consumption of antioxidants.
Carbohydrates are one of the three macronutrients in the human diet, along with protein and fat. Carbohydrates are sugars or polymers of sugar such as starch that can be hydrolyzed to simple sugars by action of digestive enzymes. Carbohydrates are commonly classified as mono-saccharide, disaccharides, oligosaccharides, and poly-saccharides. Plants produce carbohydrates by photo-synthesis.
Most of the food groups contain carbohydrate in either simple or complex form. A balanced diet should provide around 50-60% of total calories from carbohydrates, preferably from complex carbohydrates. Carbohydrates are a good source of energy. You can include whole grains like wheat, millets and multigrain in your diet as they are a good source of fiber and other nutrients. Complex carbohydrates– Wheat, Ragi, Jowar, Bajra, Foxtail millet, oats, wheat bran etc Simple carbohydrates- Rice, Sago, Sugar etc Dietary fiber also known as roughage is a type of carbohydrate- Vegetables such as green beans, peas, cauliflower, garlic, carrot, tomato etc. Fruits including banana, apple, and citrus fruits like orange & sweet lime, Dried beans, peas etc Carbohydrates are also found in dairy products, legumes and starchy vegetables.Some of the foods that contain no or negligible amount of carbohydrates are meat, fish, egg, poultry etc.
A balanced diet should provide around 50-60% of total calories from carbohydrates, preferably from complex carbohydrates.
Estimated Average Requirement (EAR) of carbohydrates for adult male & female is 130g/d.
Carbohydrates are one of the most important & essential nutrients that provides us energy to carry out our daily physical and physiological functioning. A balanced diet should provide around 50-60% of total calories from carbohydrates, preferably from complex carbohydrates, about 10-15% from proteins and 20-30% from both visible and invisible fat.
However excess carbohydrates in the diet are stored as fat in adipose tissue. When the body needs energy, it can be realized from the adipose tissue. An increase in simple carbohydrates may contribute to obesity, a disease that puts individuals at an even greater risk for further disorders such as cardiovascular disease.
It is recommended to include whole grains like wheat, millets and multigrain in your diet as they are a good source of fiber and other nutrients., they help in maintaining the sugar levels, give a feeling of satiety.
Weight gain or weight loss entirely does not depend on one particular food, ingredient, cuisine or medicine it involves multiple factors such as Dietary intake, lifestyle pattern, metabolic conditions, genetics, stress etc.
Inadequate intake of carbohydrates can cause drop in blood sugar and various other health risks such as.
Immune system, a network of intricate stages and pathways in the body, protects us against these harmful microbes as well as certain diseases. It recognizes foreign invaders like bacteria, viruses, and parasites and takes immediate action. The immune system consists of Macrophages, T-cells, & B-cells. In addition the immune system also repairs the damaged, wounded or diseased tissue.
Factors that can depress the immune system are Environmental toxins (smoke and other particles contributing to air pollution, excessive alcohol), Obesity, Poor diet, Chronic mental stress, Lack of sleep and rest.
There is no quick fix or any particular diet to boost the immunity however consuming a healthy balanced diet with essential macro-nutrients and micro-nutrients along with physical activity & stress management can help in boosting the immunity. Physical activity & stress management can help in boosting the immunity.
Here are few tips to help boosting the immunity
The best method for obtaining the micronutrients required to improve immune system functions is through a proper diet, including the consumption of vegetables and fresh fruits.
Increased blood sugar levels is termed as Diabetes mellitus which is a chronic metabolic disorder that prevents the body to produce or to utilise glucose completely or partially. It is characterised by raised glucose concentration in blood and alterations in carbohydrates, protein & fat metabolism.
There are mainly two types of diabetes which are
Type 1- This form of diabetes is also known as ‘insulin- dependent diabetes’. It is an autoimmune disease where the body’s immune system attacks and destroys the insulin producing beta cells of pancreases. As a result, there is little or no production of insulin and hence such individuals require insulin injection on regular basis.
Type 2- Also known as non-insulin dependent diabetes which the most common form of diabetes. In this type of diabetes, apart from defect in insulin secretion, the insulin produced is not effectively used by the body due to a condition called insulin resistance. Induvial with type 2 diabetes can manage or control the blood glucose levels with diet, exercise, and oral anti-diabetic drugs.
There is no one cause however Various factors that can cause diabetes are-
Some of the most common and prominent signs & symptoms include
Uncontrolled diabetes can cause acute as well as long term complications which can-
Different carbohydrates raise blood glucose levels to variable extents. The extent of rise in blood glucose of different foods is expressed in terms of glycaemic index. It indicates the extent of rise in blood glucose in response to a food in comparison to the response to an equivalent amount of glucose. Complex carbohydrates and foods rich in fiber have low glycaemic index and improve glucose tolerance.
Carbohydrates with a low GI value (55 or less) are more slowly digested, absorbed and metabolised and cause a lower and slower rise in blood glucose and, therefore usually, insulin levels.
There are three classifications for GI:
Food item | GI | Food Item | GI |
Cereals & Millet Products | Fruits | ||
Bread | 70 | Apple | 39 |
Rice(white) | 64 | Banana | 55 |
Rice (brown) | 55 | Grapes | 46 |
Barley | 25 | Mango | 56 |
Jowar | 77 | Orange | 44 |
Ragi | 86 | Pineapple | 66 |
Whole wheat (Roti) | 45 | Pear | 38 |
Multigrain Roti | 27 | Watermelon | 72 |
Bajra | 58 | ||
Dairy Products | Vegetables | ||
Milk | 33 | Potato | 70 |
Curd | 36 | Sweet potato | 48 |
Ice-cream | 36 | Beets | 64 |
Miscellaneous | Peas, green | 48 | |
Groundnuts | 13 | Pumpkin | 75 |
Potato chips | 51 | Carrots, boiled | 49 |
Tomato chips | 38 | Pulses | |
Pop corn | 51 | Bengal gram | 12 |
Sugars | Black gram | 43 | |
Glucose | 100 | Green gram | 38 |
Fructose | 23 | Rajma | 19 |
Honey | 58 | Red gram | 26 |
Table sugar | 65 | Soya bean | 18 |
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