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2. B vitamins - Wikipedia

   en.wikipedia.org/wiki/B_vitamins

   Dietary supplements containing all eight are referred to as a vitamin B complex. Individual B vitamins are referred to by B-number or by chemical name, such as B 1 for thiamine, B 2 for riboflavin, and B 3 for niacin, [1] [2] while some are more commonly recognized by name than by number, such as pantothenic acid (B 5), biotin (B 7), and folate ...

3. Vitamin B12 total synthesis - Wikipedia

   en.wikipedia.org/wiki/Vitamin_B12_total_synthesis

   The structure of vitamin B 12 was the first low-molecular weight natural product determined by x-ray analysis rather than by chemical degradation. Thus, while the structure of this novel type of complex biomolecule was established, its chemistry remained essentially unknown; exploration of this chemistry became one of the tasks of the vitamin's chemical synthesis.

4. Vitamin B12 - Wikipedia

   en.wikipedia.org/wiki/Vitamin_B12

   Vitamin B 12 is a coordination complex of cobalt, which occupies the center of a corrin ligand and is further bound to a benzimidazole ligand and adenosyl group. [18] Several related species are known and these behave similarly, in particular, all function as vitamins. This collection of compounds is sometimes referred to as "cobalamins".

5. List of biomolecules - Wikipedia

   en.wikipedia.org/wiki/List_of_biomolecules

   Vitamin A ; Vitamin B. Vitamin B 1 ; Vitamin B 2 ; Vitamin B 3 (niacin or nicotinic acid) Vitamin B 4 ; Vitamin B 5 (pantothenic acid) Vitamin B 6 (pyridoxine or pyridoxamine) Vitamin B 12 ; Vitamin C (ascorbic acid) Vitamin D ; Vitamin E ; Vitamin F; Vitamin H ; Vitamin K (naphthoquinone) Vitamin M

6. 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 ...

7. Geritol - Wikipedia

   en.wikipedia.org/wiki/Geritol

   Geritol is a brand name for several vitamin complexes plus iron or multimineral products in both liquid form and tablets containing from 9.5 to 18 mg of iron per daily dose. [2] The name conveys a connection with aging, as in "geriatric." The product has been promoted from almost the beginning of the mass media era as a cure for "iron-poor ...