Maar, K., Hetenyi, R., Maar, S., Faskerti, G., Hanna, D., Lippai, B., Takatsy, A., & Bock-Marquette, I
Oh, and theyre delicious too so be sure to work these into your rotation: Sulfur-rich foods like broccoli, kale, Brussels sprouts, onions, and garlic, to increase cysteine levels Avocados, spinach, asparagus, and parsley Herbs and spices like turmeric, cinnamon, and cardamom High-quality protein, including eggs (especially yolks), lean meats, fish, which will provide amino acids (glutamine, glycine, cysteine) for glutathione synthesis
They do not provide the pigment suppression and antioxidant benefits of glutathione, which is also gentler, but the two work well together
Biochem J 1992
WADA prohibited substance BPC-157 has been on the World Anti-Doping Agency Prohibited List under category S0 (non-approved substances) since 2022 and remains on the 2025 list