Disclosure: We earn a commission from vendors on this page. Rankings are based on price, COA availability, and reputation.
Best Sexual Health Peptides (2026)
Sexual health peptides work through your brain's desire pathways — not just blood flow. Here are the top vendors for each.
At a Glance
1PT-1413 vendorsFDA-approved (as bremelanotide) for HSDD. Works through central nervous system desire pathways. Most proven peptide for libido in both sexes.
FDA-approved (as bremelanotide) for HSDD. Works through central nervous system desire pathways. Most proven peptide for libido in both sexes.
FDA-approved (as bremelanotide) for HSDD. Works through central nervous system desire pathways. Most proven peptide for libido in both sexes.
| Vendor | Price | Amount | $/mg | COA | |
|---|---|---|---|---|---|
| EZ Peptides | $40.00 | 10mg | $4.00/mg | Yes | Buy → |
| Penguin Peptides | $55.00 | 10mg | $5.50/mg | Yes | Buy → |
| Ascension Peptides | $59.00 | 10mg | $5.90/mg | Yes | Buy → |
2Kisspeptin1 vendorUpstream hormone trigger — stimulates GnRH for natural testosterone/estrogen production. Also enhances attraction and arousal circuits.
Upstream hormone trigger — stimulates GnRH for natural testosterone/estrogen production. Also enhances attraction and arousal circuits.
Upstream hormone trigger — stimulates GnRH for natural testosterone/estrogen production. Also enhances attraction and arousal circuits.
| Vendor | Price | Amount | $/mg | COA | |
|---|---|---|---|---|---|
| Penguin Peptides | $52.00 | 5mg | $10.40/mg | Yes | Buy → |
3Oxytocin1 vendorBonding and intimacy hormone. Subtle but meaningful effects on connection and arousal. Very safe, nasal delivery.
Bonding and intimacy hormone. Subtle but meaningful effects on connection and arousal. Very safe, nasal delivery.
Bonding and intimacy hormone. Subtle but meaningful effects on connection and arousal. Very safe, nasal delivery.
| Vendor | Price | Amount | $/mg | COA | |
|---|---|---|---|---|---|
| Certified Pep | $50.00 | 10mg | $5.00/mg | Yes | Buy → |
How We Rank Vendors
Every vendor is scored on three factors: price per mg (40%), third-party COA testing (30%), and community reputation (30%). Scores floor at 8.0 — if a vendor is on our site, they are worth buying from.
Normalized to $/mg for fair comparison across vial sizes.
Third-party lab results confirming purity and identity.
Community feedback, shipping reliability, and track record.