Imbalances and deficiencies of amino acids or B-group vitamins. Oral via drinking water.1g, L-Alanine, L-Arginine, L-Aspartic Acid, L-Phenylalanine, L-Cystine, L-Glutamic Acid, L-Glycine, L-Histidine, L-Isoleucine, L-Leucine, L-L