Metaplex is a proprietary blend of free-form amino acids, including important branched-chain amino acids, the three amino acids in glutathione, & synergists. A woman who is pregnant or nursing, or who might become pregnant, should consult a health-care practitioner before using this product. SPECIAL NOTE: In a proprietary blend of Amino Acids: L-Alanine, L-glutamic Acid, L-Arginine, L-Threonine, L-Valine, L-Le 2 to 3 capsules tid between meals