oral glutathione supplementation increases glutathione levels randomized trial Frontiers Glutathione: Benefits and Supplements
Description
Helps reduce the appearance of dark marks
PDT Technique: PDT uses a combination of photosensitizer--a light-activated drug-- and laser light to destroy abnormal cells

Gu, Tang J, Z

Characteristics and quality of clinical practice guidelines addressing acupuncture interventions: a systematic survey of 133 guidelines and 433 acupuncture recommendations

doi: 10.1104/pp.109.4.1363

Specifically, it is a synthetic analogue of Growth Hormone-Releasing Hormone (GHRH)
