Source Naturals, L Arginine, 500mg, 100 tabs Stress Methionine is also a transporter

Methionine is also a transporter of the antioxidant mineral

Tyrosine is also a predecessor for the protective skin pigment melanin

Add to that the many additional factors - poor eating habits

Magnesium (as magnesium amino acidcombination) - 100 mg

Black Pepper Extract (BioPerine) Yielding 95% Piperine - 10 mg

Source Naturals, L Arginine, 500mg, 100 tabs Stress Methionine is also a transporterL Arginine is a crystalline, free form amino acid. It is an important factor in muscle metabolism and works to transport, store, and excrete nitrogen. It is also a predecessor for nitric oxide, which promotes increased circulation by relaxing blood vessels. Packaging 100 tabs Suggested Use 2 tablets 1 to 3 times daily, between meals. Ingredients Calories 10 Total Carbohydrate 1 g L Arginine 1 g Other Ingredients: glucitol, stearic acid, modified