One of the most important nutrient for beautiful skin and hair is Vitamin B. Find out the beauty benefits of B vitamins and how they can help you improve your skin, hair and body. What Are B Vitamins? Vitamin B1 or thiamine was discovered by Casimir Funk in 1912. Subsequently, the B-Vitamin was discovered by a biochemist called Elmer V. McCollum sometime around 1915–1916. Vitamin B2 was discovered by D. T. Smith and E. G. Hendrick in 1926 while folic acid was discovered in 1933 by Lucy Wills. Subsequently, Paul Gyorgy was responsible for discovering Vitamin B6 in 1934 followed by Conrad Elvehjem, who Continue Reading