If you're including KLOW in a research protocol, document your rationale, track your outcomes systematically, and share your findings
Here they found that glutathione is not beneficial enough as a skin-whitening agent as it was only effective in some parts of the body and did not elicit long-lasting effects. Another study published in the DPC journal attempted to understand the connection of glutathione as a treatment for hyperpigmentation
Yamamoto Y, Konishi H, Ichikawa D, Arita T, Shoda K, Komatsu S, et al
Phase 3: Month 2 and Beyond Longer-term benefits, such as changes in skin appearance or significant shifts in overall vitality, usually manifest here
How long to wait to eat after taking glutathione