Vitamin
Vitamin B1
Vitamin B1, or thiamine, is an essential water-soluble vitamin found in whole grains, legumes and pork, and is needed to turn food into energy.
Also listed as Thiamine, B1, B-1
What is in supplements?
Common forms are thiamin mononitrate and hydrochloride. Benfotiamine is a synthetic derivative converted to thiamin in the body. 1