Glutathione supports Phase II liver detoxification by conjugating toxins for elimination, but fat metabolism (lipolysis, beta-oxidation) is regulated by insulin, glucagon, and adipose tissue lipase activity none of which glutathione influences
Additionally, we use Scottish Vitamin C Quali-C brand and Japanese Glutathione Setria brand
MR-PRESSO detected outliers in the overall associations with diabetes, LDL-cholesterol, HDL-cholesterol, apolipoprotein B and diastolic blood pressure, and sex-specific association with LDL-cholesterol, HDL-cholesterol, and apolipoprotein B (shown in Additional file 1: Table S5), where we used corrected estimates from MR-PRESSO
Bottom line: ALC and L-carnitine are probably your best bets for a general supplement