is l-carnitine the link between red meat and heart disease bad for you? headlines make it sound scary, but the truth is more nuanced. Most studies can't fully separate the effects of meat from other lifestyle factors like Red meat vs. white meat:

a separate well-controlled RCT of standard oral GSH showed no effect, underscoring formulation- and population-dependent results

3-oxohexobarbital was found to react with GSH in vivo (rats, guinea pigs) and forms an unstable intermediate thioether adduct, which segregates into 1,5-dimethylbarbituric acid and a cyclohexanoneglutathione adduct [130]

Lopez LC, Escames G, Tapias V, Utrilla P, Leon J, Acuna-Castroviejo D

World sickle cell day 2016: a time for appraisal

Due to its reducibility, GSH can reduce many high-valence transition metal ions to their corresponding low-valence states, such as Fe (III)/Fe (II), Cu (II)/Cu(I), Ce(IV)/Ce(III), Mn(IV)/Mn(II), and Co(III)/Co(II)

& Edinger, A