The various forms of vitamin K are all fat-soluble molecules, each with the same methylated naphthoquinone ring structure. The two main forms of vitamin K are vitamin K1 and vitamin K2.

Vitamin B12 contains cobalt, hence its name, cobalamin. It's a water soluble vitamin your body uses to create red blood cells and DNA . It also helps develop your central nervous system .

Older adults and vegans are at higher risk of being deficient in vitamin B12. For people with normal blood levels, the supplement has no proven benefits.

Allergic reactions to vitamin B12 are rare, but real. The reason may sound strange, but it's true - an allergy to cobalt. What's going on here? ... To be fair to Hari, I do not know one organic ...

Since the dawn of the Internet (and probably well before), there have been several solutions sold for weight management — including vitamins for weight loss. One in particular, vitamin B12 ...

Hallberg et al, Soil microbial community response to corrinoids is shaped by a natural reservoir of vitamin B12, The ISME ...

Vitamin B12 can contribute to energy, mood, cognitive function and heart health. Read more about the benefits, deficiencies and how much you need.

THE experiments of Heyroth and Loofbourow have established a close correlation between the physiological activity of concentrates of vitamin B1 (after eliminating inactive purines and pyrimidines ...

The chemical structure of niacin was discovered in 1937 by Conrad Arnold Elvehjem. ... Vitamin B12, or cobalamin, is required in the metabolism of a number of biomolecules, ...

Vitamin B12 is made by microorganisms that are found in the soil and in water. Humans can’t produce B12 by themselves so rely on these natural sources for the levels they need to function optimally.

Vitamin B12, also called cobalamin, has the most complex and largest chemical structure of all vitamins. This crucial compound is usually considered safe. However, excess consumption of Vitamin ...