Instinct Limited Ingredient Diet Grain-Free Recipe with Real Lamb Freeze-Dried Raw Coated Dry Dog Food
Methionine is an essential amino acid in humans. As the substrate for other amino acids such as cysteine and taurine, versatile compounds such as SAM-e, and the important antioxidant glutathione, methionine plays a critical role in the metabolism and health of many species, including humans.