David P.
Independent Researcher
The CoA matched what I independently verified in my own assay. That's not something I've been able to say about most suppliers.
10 PackThird Party Tested
99% Purity Guaranteed
Discrete Packaging
4.8/5 based on 2,847 reviews | Trustpilot
$209.90
A non-selective α-MSH analog activating MC1/3/4/5R. Studied for melanogenesis, appetite suppression, and libido research via central melanocortin pathways.
$299.90
$209.90
Save $90.00
Pay for 7 vials, receive 10 — $20.99 per vial instead of $29.99.
At your Door in 3-5 Days
Every pack earns rewards points · free shipping over $100
David P.
Independent Researcher
The CoA matched what I independently verified in my own assay. That's not something I've been able to say about most suppliers.
Johanna M.
— Protocol researcher
Compound arrived lyophilized, correctly labeled, with a batch-specific CoA. Exactly what a research order should look like.
Edmund.
— Biochem researcher
I switched to Woosh after a competitor's purity claim didn't hold up to third-party testing.
Sarah C.
— Independent researcher
The research library is genuinely useful. Study citations, mechanism breakdowns — not just marketing copy.
Designation: RUO — Research Use Only. Not for human or veterinary use.
A non-selective α-MSH analog activating MC1/3/4/5R. Studied for melanogenesis, appetite suppression, and libido research via central melanocortin pathways.
The Research Profile section below details the mechanisms and the literature that frames each.
Every vial ships with a Certificate of Analysis tied to its batch. Third-party verified at ≥99% purity by independent HPLC and mass-spec. Discreet packaging, cold-chain handling where required, at your door in 3–5 business days.
If your shipment is delayed, damaged, or fails CoA verification, we replace it — no questions asked.