how do i know if glutathione is working Best Supplement Glutathione Injection: Benefits, Safety, &
Description
, & Cacabelos, R

Clinical evidence for oral glutathione and skin lightening exists, including a randomized controlled trial that found 250 mg/day significantly reduced melanin index after four weeks of administration

Patients who had high MHPG at baseline responded better to SSRI treatment and their MHPG levels decreased more significantly than nonresponders

Do you go local, or does it work systemically
Iyengar, S