B vitamins

Columns: B number | Name | Thumbnail description
Vitamin B 1 | thiamine | Umetaro Suzuki discovered thiamine in 1910 but failed to gain publicity . Casimir Funk discovered thiamine in 1912 | Vitamin B 2 | riboflavin | D.T . Smith and E.G . Hendrick discovered riboflavin in 1926 . Max Tishler invented methods for synthesizing it | Vitamin B 3 | niacin or nicotinic acid | Conrad Elvehjem discovered niacin in 1937 | Vitamin B 5 | pantothenic acid | Roger J. Williams discovered pantothenic acid in 1933 | Vitamin B 6 | pyridoxine , pyridoxal , pyridoxamine | Paul Gyorgy discovered vitamin B 6 in 1934 | Vitamin B 7 | biotin | Research by multiple independent groups in the early 1900s ; credits for discovery include Margaret Averil Boas ( 1927 ) , Paul Gyorgy ( 1939 , as Vitamin H ) , and Dean Burk | Vitamin B 9 | folic acid | Lucy Wills discovered folic acid in 1933 | Vitamin B 12 | various cobalamins ; commonly cyanocobalamin or methylcobalamin in vitamin supplements | Various scientists over several decades developed our knowledge of vitamin B 12

Example questions:
Who discovered the vitamin also known as B5 ? | What compounds does the body use vitamin also known as B6 to make ? | What are the food sources of the vitamin also known as B1 ? | What is the vitamin also known as B2 sometimes added to ? | What is the recommended daily intake of the vitamin also known as B9 ?

Answers:
Roger J. Williams | amino acids , carbohydrates , and lipids | whole grains , legumes , and some meats and fish | grains | 400 micrograms