Immune & Antioxidant Research

Two compounds across four listings. Thymosin Alpha-1 is a 28-amino-acid acetylated peptide originally isolated from thymus tissue extract, and is unrelated to TB-500 despite the shared thymosin name — a common point of confusion. Glutathione, the gamma-linked tripeptide, is supplied at 1500 mg as a vial and a refill cartridge, and at 600 mg as a cartridge.