Methionine is asulfur-containing amino acid that is butyric acid bearing an amino substituentat position 2 and a methylthio substituent at position 4. DL-Methionine is anamino acid that has a role in the defence of oxidative stress.more...
L-Threonine Powder Amino acids are the building blocks for protein. Growing animals (like pigs and poultry) need amino acids to build muscular tissue (body protein). In total 20 amino acids form the building blocks for protein. Nine of these amino acids cannot be synthesized by tmore...