Kisspeptin-10 vs PT-141: prices, identity and regulatory status (2026)
Kisspeptin-10 and PT-141 are different research compounds, not substitutes for each other: Kisspeptin-10 is a 10-amino-acid peptide (C63H83N17O14); PT-141 is a 7-amino-acid peptide (C50H68N14O10). Neither product has a current in-stock price right now. PT-141 shares its active ingredient with an FDA-approved prescription medicine.
Kisspeptin-10 vs PT-141: current prices and packages
| Compared property | Kisspeptin-10 | PT-141 |
|---|---|---|
| Category | Cosmetic | Cosmetic |
| Compared package | 10mg | 10mg |
| Lowest current price | No current in-stock price | No current in-stock price |
| Price per labelled mg | — | — |
| Package sizes | 5mg, 10mg | 10mg, 15mg, 20mg, 30mg |
| Vendors with current prices | 0 | 0 |
| Form at this package | No listing | No listing |
| Stock | Out of stock | Out of stock |
Prices exclude shipping. The price per labelled mg is always given per mg, so different package sizes compare directly; it is shown only for single-compound vials and powders with a labelled mass. Blends, capsules, liquids and IU-labelled packages are compared by package total.
Identity, regulatory status and registered research
| Compared property | Kisspeptin-10 | PT-141 |
|---|---|---|
| Molecular formula | C63H83N17O14 | C50H68N14O10 |
| Molecular weight | 1302.4 g/mol | 1025.2 g/mol |
| Sequence | H-Tyr-Asn-Trp-Asn-Ser-Phe-Gly-Leu-Arg-Phe-NH2 (10 residues) | Ac-Nle-Asp(1)-His-D-Phe-Arg-Trp-Lys(1)-OH (7 residues) |
| CAS Registry Number | 374675-21-5 | 189691-06-3 |
| Registered clinical trials | 5 · Phase 3: 3, Phase 1: 2 | 10 (1 active) · Phase 4: 2, Phase 3: 3, Phase 2: 4 |
| Human intervention studies | 3 | 6 |
| US regulatory status | No reviewed Drugs@FDA record | FDA-approved prescription medicine with this active ingredient: Vyleesi (NDA 210557; checked October 7, 2026)MarketedVYLEESI · NDA 210557 · 2019Research listings are not these medicines. |
Identity data: PubChem, FDA GSRS and EPA records; registry counts: ClinicalTrials.gov; status: Drugs@FDA. A matching name does not verify the contents of a supplier's lot.
Key human studies
Kisspeptin-10
- Age-dependent changes in the reproductive axis responsiveness to kisspeptin-10 administration in healthy men. Andrologia, 2019
- Exploring the pathophysiology of hypogonadism in men with type 2 diabetes: kisspeptin-10 stimulates serum testosterone and LH secretion in men with type 2 diabetes and mild biochemical hypogonadism. Clinical endocrinology, 2013
- Kisspeptin-10 is a potent stimulator of LH and increases pulse frequency in men. The Journal of clinical endocrinology and metabolism, 2011
PT-141
- Safety Profile of Bremelanotide Across the Clinical Development Program. Journal of women's health (2002), 2022
- Prespecified and Integrated Subgroup Analyses from the RECONNECT Phase 3 Studies of Bremelanotide. Journal of women's health (2002), 2022
- Bremelanotide for the Treatment of Hypoactive Sexual Desire Disorder: Two Randomized Phase 3 Trials. Obstetrics and gynecology, 2019
Studies are listed as records, newest first; they are not evidence that a research product is safe or effective.
Where to buy each compound
Kisspeptin-10
Kisspeptin-10 is a catalogue entry whose compound-specific reference review has not yet been completed.
No vendor has a current in-stock price for this package.
Kisspeptin-10 prices →Price history →PT-141
PT-141 is a catalogue entry whose compound-specific reference review has not yet been completed.
No vendor has a current in-stock price for this package.
PT-141 prices →Price history →Questions
Automated price sources are scheduled daily; other sources are checked manually. Check the offer's last successful source timestamp. A code is shown when it is attached to an offer or affiliate link. The displayed price includes a discount only when that code is cart-verified and the discounted price is explicitly recorded; otherwise it is the vendor's listed price. Prices exclude shipping. Stock status is captured at the same time. Rankings are by displayed price, except that the labelled featured partner, LA Peptides, is pinned first; “Cheapest” always marks the lowest price. PeptideTech earns a commission when you buy through a link.
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