Homocysteine and methionine are key amino acids with a vital connection to glutathione one of your body's most important substances! Methionine is abundant in many foods, so protein isn't the culprit, Fat burning is not always the problem. Sometimes the issue is detox capacity. When you move into a carnivore or animal based diet, the body relies heavily on a pathway called transsulfuration. S Adenosylmethionine Deficiency and Brain Accumulation of S Adenosylhomocysteine in Thioacetamide Induced Acute Liver Failure The methionine cycle and transsulfuration pathway. Notes: Glutathione Download Scientific Diagram Homocysteine: Diagnostic Significance and Clinical Insights Advanced Health Academy