Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC7694460/ Effect of DL-Methionine Supplementation on Tissue and Plasma Antioxidant Status and Concentrations... The occurrence of oxidative stress is a general problem in high-yielding farm animals. Oxidative stress not only affects animal health, but free radicals... dl methionine https://www.mdpi.com/2076-2615/12/17/2159 Increased Sulphur Amino Acids Consumption as OH-Methionine or DL-Methionine Improves Growth... This study aimed to evaluate the impact of DL-Methionine (DL-Met) or OH-Methionine (OH-Met) when supplemented beyond the usually accepted requirements in... amino acids