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Home / Research Peptides / P-21
P-21

P-21

5 mg
Physician use only
Select strength
$170.00per vial
1

About this compound

P21 is a synthetic neurogenic peptide studied for its ability to mimic BDNF-like activity and promote neurogenesis in cognition and neuroplasticity research.

Quality & testing

✓
Quality-controlled
Produced under strict, documented quality control.
✓
Batch-verified
Every lot is tested for identity and purity.
✓
Physician use only
Supplied exclusively to licensed physicians, clinics, and healthcare practices.
Certificate of Analysis available on request.

Specification

Purity≥99% by HPLC · COA available
CAS Number1246751-68-7
Molecular FormulaC27H42N6O8
Molecular Weight578.70 g/mol
Amino Acid Count4 residues plus one adamantylglycine
SequenceAc-Asp-Gly-Gly-Leu-(adamantylglycine)-NH2 — the C-terminal residue is adamantylglycine, NOT Ala-Gly
SynonymsP021; CNTF-derived peptidomimetic
Physical FormLyophilized powder
SolubilitySoluble in bacteriostatic water; consult the product COA for specific solvent recommendations.
StorageStore lyophilized at -20°C; protect from light and moisture. Reconstitute with bacteriostatic water; refrigerate reconstituted solution at 2-8°C.

Frequently asked

Is P-21 third-party tested?

Yes. Every lot of P-21 (CAS 1246751-68-7) is tested for identity and purity to ≥99% by HPLC, and a lot-matched Certificate of Analysis is available for each batch.

Can I review the Certificate of Analysis before ordering?

Yes. The lot-matched COA is linked on this page and covers identity, purity, and the full analytical panel. If a COA isn't shown for the strength you need, US Prime Peptides can send it on request before you order.

Who can order P-21 5 mg?

US Prime Peptides supplies licensed physicians, clinics, and healthcare practices only. Accounts are verified before ordering is enabled, and this product is not sold to the general public.

How should it be stored and handled?

Supplied as lyophilized powder. Store lyophilized at -20°C; protect from light and moisture. Reconstitute with bacteriostatic water; refrigerate reconstituted solution at 2-8°C. Soluble in bacteriostatic water; consult the product COA for specific solvent recommendations.

How quickly does it ship?

Orders confirmed before 12pm CT typically ship the same business day from our U.S. facility with tracking. US Prime Peptides can confirm current lead time and cold-chain handling for your account.

Complete the protocol

Reconstitution solution, syringes, and prep pads — everything each vial needs, ready in the same order.

Reconstitution Kit
Reconstitution Kit 1 kit
Solution, syringes, and alcohol prep pads — the complete prep setup in one kit.
$60.00
Reconstitution Solution
Reconstitution Solution 30 mL
Sterile 30 mL diluent for preparing lyophilized vials.
$20.00
Bacteriostatic Water
Bacteriostatic Water 30 mL
Bacteriostatic water, 30 mL — the standard diluent.
$30.00

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