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Peptide legal status/Melanotan II

Legal status · Record reviewed July 31, 2026

Is Melanotan II legal in the U.S.?

Short answer

Melanotan II has no single legal status. It depends on the product and how it is supplied.

No approved product in any jurisdiction reviewed. A research use only label does not make a product approved for people.

Pharmacy mixing (compounding): FDA had placed it in Category 2 for possible safety risks, and the request was then withdrawn (FDA page dated April 22, 2026).

Sports: we have no current sports-rule review for it yet.

Rules for buying, selling, and prescribing also depend on how a product is made and sold, and on state law.

This is not legal advice.

Whether you may buy, sell, or use a product also depends on pharmacy (compounding) rules, a prescription, and state law. Read how U.S. peptide law works.

Have a product in hand? Check if it is a prescription, compounded, or research-only product.

The three records behind this answer

Is there an FDA-approved Melanotan II product?

No FDA-approved product

The record found no FDA-approved product. A label that says research use only does not make a product approved for people.

What the record says: No approved product in any jurisdiction reviewed

Is it on FDA's compounding safety list?

Nomination withdrawn

FDA had placed it in Category 2 for possible safety risks. The person who asked FDA to allow it in compounding then withdrew the request. FDA still lists its safety concerns and has not made a final decision. A withdrawn request is neither a ban nor an approval.

Source: FDA's page of bulk drug substances that may present significant safety risks. FDA marks it current as of April 22, 2026. We checked it on October 15, 2026.

Do sports rules ban Melanotan II?

Not assessed

Melanotan II is not named in the reviewed Prohibited List. S0 may apply to pharmacological substances without government approval for human treatment, but the reviewed records do not support a product-specific determination. Check the current rules with Global DRO and the governing body.

Read the rule we checked. Check the current World Anti-Doping Agency list and your sport's rules before you compete.

Other names in this record: Melanotan 2, MT-II, MT2, cyclic alpha-MSH analogue.

Go further

Read the full Melanotan II record

What it is, what studies in people show, and what is still unknown.

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