oral glutathione skin lightening randomized controlled trial 2023 The effects of the supplementation of L‐Cystine associated with reduced L‐Glutathione‐GSH on human pigmentation: a randomized, double‐blinded, benchmark‐ and placebo‐controlled clinical - Duperray - 2022 PDF) Intravenous glutathione for skin
Description
Ann Thorac Surg 113(4):1399-1400, 2022

However, melanin pigmentation in the epidermis causes skin changes such as sun tanning and mottled pigmentation

The study demonstrated that oral supplementation of 600 mg of ALA twice daily is an adequate, safe, and effective approach

In the past, yes - but not after 2023
