Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH-500mg$800.00 Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH - Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH-500mg quantity + Add to cart Additional information Additional information Weight 0.0005 kg Size 500 mg