Arginine And Its Derivatives material CAS No.: 372-75-8 Certification: KOSHER, HALAL,ISO Standard: AJI, USP Molecular formula: C6H13N3O3 Molecular weight: 175.19 Apperance:White crystals or crystalline powder Product Description: Prevent and cure prostate diseases, improve male sexual function, anti-aging and enhance immunity, improve muscle strength and endurance.Arginine And Its Derivatives material website:http://www.grandhoyo-aminoacid-en.com/amino-acids/arginine-and-its-derivatives/