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Legal and regulatory status Regulatory classification: Research chemical (not FDA approved) Not approved for human use in most countries "Not for human consumption" label Gray area legal status Similar to other research peptides Legal considerations: Personal use likely legal (not scheduled) Import variable by country No prescription possible Sold as research use only Standard peptide legality issues In Russia: Approved and used clinically Available through pharmacies Decades of established use Part of medical system Different regulatory environment Learn about peptide legality in your region

N-acetyl cysteine, or NAC, is a supplement form of the amino acid cysteine

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