It proved to contain at least three amino acids (glycine, alpha-alanine and beta-alanine).
Except for a powdery mix of mainly alanine (an amino acid) and glucose that is taken with water or diet drinks, patients at the clinic eat nothing whatsoever for weeks and months .
NAI sues GNC, others over infringement of beta-alanine patents Natural Alternatives International has sued GNC and two other companies over alleged patent infringement for the manufacture, distribution and sale of a preworkout supplement featuring high levels of beta-alanine.
June 19, 2013 - Nutraingredients.com