L-lysine provides high-quality l-lysine at a strength of 500 mg in each vegetarian capsule. L-lysine is an essential amino acid involved in a wide-range of metabolic functions. features high-quality free-form l-lysine provides 500 mg in each vegetarian capsule l-lysine is an essential amino acid Ingredients l-lysine HCl, ascorbyl palmitate. Vegetarian capsule (hydroxypropyl methyl cellulose). Directions For Use As a food supplement, take 2 capsules once daily, with meals, or as directed by a healthcare professional. Precautions If you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use. Use only if safety seal is intact. Food supplements should not be used as a substitute for a varied diet. Do not exceed the stated daily dosage. Keep out of the reach of young children.