Histidine

Last Updated: September 29 2022

Histidine is one of the nine essential amino acids humans must get from their diets. It is present in most protein-rich foods, including meat, fish, and eggs. As the only amino acid with an imidazole side chain, histidine possesses a number of unique chemical properties.

Histidine is most often used for

Don't miss out on the latest research

Become an Examine Insider for FREE to stay on top of the latest nutrition research, supplement myths, and more