Glutathione is already synthesised in the body, and supplementation is the support of the already existing pathways instead of presenting a stranger
model number: 0067
etinkaya AK, et al
According to some embodiments, the therapeutic amount of the Centella asiatica (Gotu kola) extract is at least about 4,000 mg, at least about 3,500 mg, at least about 3,000 mg, at least about 2,500 mg, at least about 2,000 mg, at least about 1,500 mg, at least about 1,000 mg, at least about 900 mg, at least about 850 mg, at least about 800 mg, at least about 750 mg, at least about 700 mg, at least about 650 mg, at least about 600 mg, at least about 550 mg, at least about 500 mg, at least about 450 mg, at least about 400 mg, at least about 350 mg, at least about 300 mg, at least about 250 mg, at least about 200 mg, at least about 150 mg, at least about 100 mg, at least about 90 mg, at least about 80 mg, at least about 70 mg, at least about 60 mg, at least about 50 mg, at least about 40 mg, at least about 30 mg, at least about 20 mg, or at least about 10 mg, for daily administration

Glutathione capsules are considered a safe, long-term solution for skin whitening because they gradually work on melanin pathways
Purity is paramount because any contaminants introduce unknown variables into your study