Source Naturals L-Arginine L-Citrulline Complex 750 mg / 250 mg-60 Tablets ,one of the best supplements for health

From the Manufacturers label. L-Arginine and L-Citrulline are two amino acids bundled into a single powerful supplement. L-Arginine is an important factor in muscle metabolism and is a precursor for nitric oxide, which promotes increased circulation by relaxing blood vessels.** L-Citrulline helps the body rid itself of ammonia, a by-product of exercise.** Manufactured by Source Naturals.

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