While the study reported improved healing, only BPC-157 appeared to have exhibited consistent results in all wound types (i.e., chronic and acute) on the esophagus, stomach, duodenum, and lower GI tract

Melanin biology = weeks to months Dose well below studied ranges (e.g., under 250mg) minimal supporting research at very low doses No ALA or NAC in formula these co-factors are commonly included to support glutathione regeneration, though not strictly mandatory No FSSAI number on label illegal in India Prices below 300/month raw material cost makes this difficult at consistent quality Clinical Research: What Studies Actually Show Rather than relying on marketing claims, here's a brief summary of the published research most relevant to oral glutathione and skin brightening: Oral glutathione and skin pigmentation Arjinpathana & Asawanonda (2012), Journal of Dermatological Treatment , found that subjects taking 500mg/day oral glutathione for 4 weeks showed a significant reduction in melanin index compared to placebo in a double-blind randomised trial
Photomicrographs were taken using a transmitted light microscope (Olympus Vanox, Olympus, Tokyo, Japan)
I will survive: A tale of bacteriophage-bacteria coevolution in the gut