life extension glutathione cysteine & c 100 capsules Glutathione, C, Glutathione, Cysteine & C -

GSTP1 has the potential for detoxification by conjugating various metabolites of RAN/tobacco with reduced GSH and therefore it is possible that GSTP1 genotypic variations (A313G) with consequential lower enzyme activities, may modify susceptibility to RAN/tobacco metabolites

References Hayes, J

Acta Medica Mediterranea

Its multi-benefit formulation combines powerful antioxidants and skin-renewing ingredients that work together to brighten, nourish, and improve the overall appearance of the skin

This can be verified via the MHRA's medicines database and the EMA's medicines register

Vitamin B12 Dosages: Treatment or Supplementation