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  2. Nutrient - Wikipedia

    en.wikipedia.org/wiki/Nutrient

    Nutrients in larger quantities than the body needs may have harmful effects. [1] Edible plants also contain thousands of compounds generally called phytochemicals which have unknown effects on disease or health including a diverse class with non-nutrient status called polyphenols which remain poorly understood as of 2024.

  3. Diet (nutrition) - Wikipedia

    en.wikipedia.org/wiki/Diet_(nutrition)

    People on a balanced vegetarian or vegan diet can obtain adequate nutrition, but may need to specifically focus on consuming specific nutrients, such as protein, iron, calcium, zinc, and vitamin B 12. [4] [2] [5] Raw foodism and intuitive eating are other approaches to dietary choices. Education, income, local availability, and mental health ...

  4. Nutrition - Wikipedia

    en.wikipedia.org/wiki/Nutrition

    Nutritional science is the study of nutrition, though it typically emphasizes human nutrition. The type of organism determines what nutrients it needs and how it obtains them. Organisms obtain nutrients by consuming organic matter , consuming inorganic matter, absorbing light, or some combination of these.

  5. Food - Wikipedia

    en.wikipedia.org/wiki/Food

    Food is any substance consumed by an organism for nutritional support. Food is usually of plant, animal, or fungal origin and contains essential nutrients such as carbohydrates, fats, proteins, vitamins, or minerals. The substance is ingested by an organism and assimilated by the organism's cells to provide energy, maintain life, or stimulate ...

  6. Human nutrition - Wikipedia

    en.wikipedia.org/wiki/Human_nutrition

    Human nutrition deals with the provision of essential nutrients in food that are necessary to support human life and good health. [1] Poor nutrition is a chronic problem often linked to poverty, food security, or a poor understanding of nutritional requirements. [2]

  7. Nutrition facts label - Wikipedia

    en.wikipedia.org/wiki/Nutrition_facts_label

    A sample nutrition facts label, with instructions from the U.S. Food and Drug Administration [1] Nutrition facts placement for two Indonesian cartons of milk The nutrition facts label (also known as the nutrition information panel, and other slight variations [which?]) is a label required on most packaged food in many countries, showing what nutrients and other ingredients (to limit and get ...

  8. List of macronutrients - Wikipedia

    en.wikipedia.org/wiki/List_of_macronutrients

    Macronutrients are defined as a class of chemical compounds which humans consume in relatively large quantities compared to vitamins and minerals which provide humans with energy. Fat has a food energy content of 38 kilojoules per gram (9 kilocalories per gram) proteins and carbohydrates 17 kJ/g (4 kcal/g). [2]

  9. Healthy diet - Wikipedia

    en.wikipedia.org/wiki/Healthy_diet

    The Nutrition Source of Harvard School of Public Health (HSPH) makes the following dietary recommendations: [21] Eat healthy fats: healthy fats are necessary and beneficial for health. [ 22 ] HSPH "recommends the opposite of the low-fat message promoted for decades by the USDA" and "does not set a maximum on the percentage of calories people ...