With 1000 mg of ?-alanine amino acid per capsule. badge_aspartame_free Aspartame-free badge_gmo_free GMO-free With 1000 mg of ?-alanine amino acid per capsule. Pure amino acid content Mega capsule packaging Beta-alanine is a precursor to carnosine. Boosting carnosine levels with dietary supplements is becoming increasingly popular among well-informed athletes and bodybuilders. Carnosine can be found in skeletal muscles, mainly in type II muscle fibers, which contract rapidly. The larger capsules contain 10% more active ingredients. * *Compared to BioTechUSA's previous product: Beta-Alanine in capsule form.BioTechUSA