Source comparison
Is MK-677 Legal 2026 Status — Comparison
Institutional research (universities, labs) Lawful if documented FDA 505(i) exemption for IND compounds Low. Legitimate research protected None if protocols followed Individual "research use" (consumers) Technically prohibited FD&C Act 505(a). Unapproved drug
This comparison does not assign a generated winner or score.
- Institutional research (universities, labs)
- Lawful if documented
- FDA 505(i) exemption for IND compounds
- Low. Legitimate research protected
- None if protocols followed
- Individual "research use" (consumers)
- Technically prohibited
- FD&C Act 505(a). Unapproved drug for human use
- Medium. Rarely prosecuted individually
- Low (targets vendors instead)
- Supplement or performance use (marketed for consumption)
- Illegal
- FDA enforcement via warning letters, injunctions
- High. Violates unapproved drug provision
- Active. FDA issued 12+ letters in 2025
- Athletic use (WADA-tested athletes)
- Prohibited substance
- WADA Prohibited List S2
- Severe. 4-year ban minimum
- High. Routine testing detects use
- Veterinary research
- Lawful under veterinary IND
- FDA CVM oversight
- Low. Documented vet studies allowed
- None if proper protocols
- International purchase/import
- Variable by jurisdiction
- Customs enforcement + destination country law
- High. Seizure risk at border
- Medium. Depends on quantity and labeling