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2. Vitamin - Wikipedia

   en.wikipedia.org/wiki/Vitamin

   Vitamins have diverse biochemical functions. Vitamin A acts as a regulator of cell and tissue growth and differentiation. Vitamin D provides a hormone-like function, regulating mineral metabolism for bones and other organs. The B complex vitamins function as enzyme cofactors (coenzymes) or the precursors for them.

3. List of micronutrients - Wikipedia

   en.wikipedia.org/wiki/List_of_micronutrients

   Vitamin B complex. Vitamin B 1 (thiamin) Vitamin B 2 (riboflavin) Vitamin B 3 (niacin) Vitamin B 5 (pantothenic acid) Vitamin B 6 group: Pyridoxine; Pyridoxal-5-Phosphate; Pyridoxamine; Vitamin B 7 (biotin) Vitamin B 9 (folate) Vitamin B 12 (cobalamin) Choline; Vitamin A (e.g. retinol (see also - provitamin A carotenoids)) Vitamin C (Ascorbic ...

4. Cofactor (biochemistry) - Wikipedia

   en.wikipedia.org/wiki/Cofactor_(biochemistry)

   Vitamins can serve as precursors to many organic cofactors (e.g., vitamins B 1, B 2, B 6, B 12, niacin, folic acid) or as coenzymes themselves (e.g., vitamin C). However, vitamins do have other functions in the body. [29] Many organic cofactors also contain a nucleotide, such as the electron carriers NAD and FAD, and coenzyme A, which carries ...

5. Nutrient - Wikipedia

   en.wikipedia.org/wiki/Nutrient

   The vitamers of a given vitamin perform the functions of that vitamin and prevent symptoms of deficiency of that vitamin. Vitamins are those essential organic molecules that are not classified as amino acids or fatty acids. They commonly function as enzymatic cofactors, metabolic regulators or antioxidants.

6. Human nutrition - Wikipedia

   en.wikipedia.org/wiki/Human_nutrition

   The Vitamin-B complex, which includes eight water-soluble vitamins, plays a crucial role in maintaining cellular function and preventing brain atrophy. Among the elderly, deficiencies in vitamins B12 , B6 , and folate are linked to cognitive decline and depressive symptoms.

7. Nutrition - Wikipedia

   en.wikipedia.org/wiki/Nutrition

   This requires ingestion and absorption of vitamins, minerals, essential amino acids from protein and essential fatty acids from fat-containing food. Carbohydrates, protein and fat play major roles in ensuring the quality of life, health and longevity of the organism. [10] Some cultures and religions have restrictions on what is acceptable for ...