Semax is a synthetic analogue of a fragment of ACTH investigated for its effects on BDNF expression, neuroprotection, and cognitive-performance models. Lyophilized, HPLC-verified.
Documented research areas
BDNF-expression and neurotrophic models
Neuroprotection assays
Attention and cognitive-performance research
Handling & storage
Reconstitute with bacteriostatic water; refrigerate after mixing and protect from light.
The lot you receive matches this batch reference exactly.
Researcher reviews
4.710 verified reviews
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MD
Marco D.
Verified buyer
May 22, 2026
COA matched the batch number exactly
Vial arrived sealed and properly lyophilized. The HPLC report on the product page lined up with the batch printed on the label, that batch-level traceability is the whole reason I reorder.
LK
Lena K.
Verified buyer
May 9, 2026
Finally a supplier that publishes real analytics
I've been burned by labs that hide their testing. Having the mass-spec and HPLC right on the listing is exactly what a research budget needs for documentation. Paid in sats, shipped in two days.
OB
Owen B.
Verified buyer
Apr 28, 2026
Cold-chain packaging was legit
Came with a cold pack and proper insulation, not a flimsy mailer. Small thing, but it tells you the compound actually survives transit intact.
ST
Sam T.
Verified buyer
Mar 19, 2026
Batch-to-batch consistency holds up
Consistency across batches is the real test and these have been identical each time. Purity numbers reproduce. My default source now for lab work.
HW
Hannah W.
Verified buyer
Mar 6, 2026
Solid, shipping took a touch longer
Compound itself is excellent and the documentation is thorough. International shipping ran about a day slower than estimated, but everything arrived intact and well-sealed.
TG
Theo G.
Verified buyer
Feb 21, 2026
Fast dispatch, clean paperwork
Ordered expecting the usual week-long wait. Shipped next morning with a packing slip that referenced the exact batch and COA. Genuinely impressed with the turnaround.
NF
Nadia F.
Verified buyer
Feb 8, 2026
Labels match the certificates
Cross-checked every batch number against its COA and they all lined up. Appearance and reconstitution were textbook. No notes.
IR
Iggy R.
Verified buyer
Jan 30, 2026
Good compound, outer box dented
Contents were fine and assayed as expected, but the outer box got crushed in transit so the cold pack had partly thawed. Reached out and support was responsive about it.
QA
Quinn A.
Jan 17, 2026
This is what reference-grade should mean
Lyophilized powder, clean dissolve, documented purity above 99%. This is the standard the rest of the space should be held to.
BL
Bex L.
Verified buyer
Jan 5, 2026
Paying in Bitcoin was seamless
Scanned the invoice, confirmed, order placed instantly. No account friction, no card details floating around a lab inbox. More suppliers should run like this.
