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NAC is an amino acid precursor (or building block) to glutathione

The immunosuppressive phenotype of tumor-associated LECs is also defined by the expression of PD-L1, a checkpoint inhibitor that interacts with its receptor PD-1 on T cells to induce peripheral T cell tolerance

Formulated with Glutathione, Niacinamide, AHA, and BHA, Light Up Toner Pad visibly evens out skin tone, refines texture, and delivers a radiant, luminous glowstarting from your toner step

Your provider can assess your individual risk factors, recommend safer alternatives, monitor liver function if needed, and discuss N-acetylcysteine (NAC) supplementation if appropriate for your situation