This is because melanin production continues normally once glutathione levels drop
This suggests that eating foods high in sulfur and sulfur-containing amino acids could also help glutathione production, as a lack of cysteine is thought to be its main bottleneck [41]
Bock, A., Irannejad, R
Read on to learn about the health benefits, limitations, and possible side effects of glutathione supplements
[DOI] [PMC free article] [PubMed] [Google Scholar] 62.Cani P.D., Bibiloni R., Knauf C., Waget A., Neyrinck A.M., Delzenne N.M., Burcelin R
Validation at low concentration levels for analytes naturally present at high concentrations, such as Gln, Glu, and GSH, can be challenging, as the response from low-concentration SA may not differ significantly from the endogenous concentration, leading to inaccurate results