Lysine (L-Lysine)

Lysine, or L-Lysine, is an essential amino acid that the human body cannot produce on its own and therefore must obtain through the diet. Lysine is involved in protein formation and is one of the essential amino acids required in everyday nutrition.

L-Lysine occurs naturally in a variety of protein-rich foods and is also available as a concentrated dietary supplement in powder, capsule and other forms.

Explore other individual amino acids including leucine, tryptophan and tyrosine. You can also browse protein and other food supplements.