Vitamins A, B, C, D, E — What About Vitamin F?

Vitamin A was named for being an 'accessory,' vitamin B for 'beriberi,' and alphabetical naming followed suit, but only through vitamin E. What happened to the forgotten vitamins F, G, H and more?

STORY AT-A-GLANCE

• In the early 20th century, Casimir Funk, a Polish chemist, came up with the term “vitamine” — a compound that contains “amine,” which is Latin for nitrogen

• After Funk discovered vitamines, nutrition scientist Elmer McCollum revealed an “accessory” substance in certain fats that was needed for rats to grow; this substance was called vitam…