What is L-Glutamine? L-Glutamine is a dietary supplement made from pure L-glutamine obtained through natural fermentation (Kyowa Quality®), completely vegetarian, and backed by the highest manufacturing standards. It is a pure and natural form of L-glutamine, for improved absorption by the body. Most abundant amino acid in muscles Glutamine is one of the 20 amino acids involved in the composition of proteins. It is a nonessential amino acid, meaning the body can synthesize it from amino groups present in food. It is the most abundant amino acid in human muscles (accounting for almost 60% of the amino acids present). Kyowa Quality (Kyowa Quality®) 100% L-glutamine from one of the best and most prestigious amino acid manufacturers, ensuring an ultra-pure product free of chemical impurities and of the highest quality. This is achieved through a delicate natural biofermentation process. Half or one measuring spoon or following the recommendations of an expert, dissolved in water. Maintenance dose: half a measuring spoon. Booster dose: one measuring spoon. Food supplements should not be used as a substitute for a balanced and varied diet and a healthy lifestyle. Do not exceed the recommended daily dose. Recommended for adults only. Keep out of reach of young children.