Expiration Date: 2027.03 【DR.SENOBIRU】 Industry-leading! Contains 2500mg of arginine per bag. Also contains a balanced blend of amino acids, calcium, GABA, zinc, magnesium, lactic acid bacteria, vitamins, and minerals! Free of preservatives, coloring agents, and excipients. Manufactured in a safe, GMP-certified factory in Japan. No radioactive substances detected (radioactive substance tested). Safety confirmed in tests on growing boys and girls. First in the growing supplement industry! Achieved "Informed-Choice" anti-doping certification. This product has been proven to be safe for not only growing children, but also top athletes and professional sports players who participate in the Olympics and world championships!