Source Naturals N Acetyl Cysteine Tablets (60 count) Smallflower INTRODUCING A very hyped & controversial peptide that has made its way onto every Tik Tok & Instagram page GHK Cu Copper Peptide BUT in a topical serum infused N acetylcysteine (NAC) is a supplement I frequently recommend to clients most commonly for conditions such as endometriosis or as part of post concussion protocols. Some of you might also recognise NAC NAcetylcysteine (NAC) is More Than Just an Antidote. NAC replenishes glutathione (GSH), breaks mucus disulfide bonds, and modulates glutamate. That's why it works in the liver, lungs, and brain. Owais NAC, N Acetyl L Cysteine, 600 mg, 60 Vegetarian Capsules