The only time youd know for sure if the biotin is an issue is if you had no acne to start with, you then took a biotin-only supplement (and changed nothing else , like skincare, stress etc), experienced acne, then when you stopped it cleared
EghtesadiSAmiri MoghadamSNematiMKhaliliMMojarradMJazayeriS
By combatting oxidative stress, glutathione helps to prevent cellular damage that may otherwise lead to conditions such as heart disease, cancer, and neurodegenerative disorders
Kumar M, Nagpal R, Kumar R, et al
A closer look at the Nuwhite S-Acetyl Glutathione (P1,880) shows other ingredients such as Sodium Ascorbate, Marine Collagen, and Vitamin E Acetate
If that happens, speak with the healthcare professional who prescribed it