L-Arginine, also known as ‘free-base Arginine’ is considered “pure” 100% Arginine as it's not bound to any other compound. L-Arginine is a nonessential amino acid, meaning that is can be produced by our body (in sufficient amounts under normal conditions).
What does L-Arginine do? L-Arginine is one of 20 amino acids which are the building blocks of proteins. It enhances the effects of exercise and is intrinsically involved in immune function.
This product is not suitable for vegetarians or vegans.