Vitamin Supplements

Vitamin and Dietary Supplements Blog

Archive for August 13th, 2008

Many statements have been made about vitamin B12, most commonly that B12 can boost energy. Scientific evidence does not substantiate most of these claims, although research does show promise in the area of cardiovascular health.

How Much Vitamin B12 Do You Need?

Your body needs little vitamin B12. Consequently, RDAs are low— for example, only 2.0 mcg for adult men and women. Read the rest of this entry »

In order for your body to absorb the vitamin B12 that you consume, cells in the stomach lining must produce a protein called intrinsic factor. Without enough of this factor in the gastric juices, the intestines cannot absorb B12, and a deficiency may occur.

Vitamin B12 Basic Functions

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