Best choice: Both, depending on whether you need stronger detox/antioxidant support (glutathione) or immune modulation and resilience (NAC)
Other people have bypassed their doctors and order injectable peptides online even though they have not gone through formal drug evaluation and approval processes
Kurzfassung Bei Haar-Peptiden geht es vor allem um GHK-Cu, Copper Peptides, AHK-Cu und Kopfhautpflege
Red Flags to Avoid Products without purity documentation, research-grade peptides marketed explicitly for human use, unclear sourcing or manufacturer information, and significantly below-market pricing all warrant caution
Coupled with endogenous reactive oxygen species (ROS) generated as by-products of various cellular processes, strict regulation of antioxidants is critical to maintaining a balanced reduction/oxidation (redox) state
A simple way to include both is to use Vitamin C in the morning: after cleansing, apply a few drops of serum, follow with a moisturizer (bonus if it has Glutathione), and always finish with sunscreen