Arginine is an amino acid used in creating proteins that you probably learned about in biology.
It is known to have antioxidant properties, which helps protect your skin from free radicals.
Arginine is a somewhat common cosmetic ingredient, with about 6.99% of the products in our database containing it.
Also known as: L-Arginine
CosIng is the European Commission database for information on cosmetic substances and ingredients.
SkinSort uses CosIng to source some of it's data on ingredient names and functions.