For Research Use Only · COA-verified every batch
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P21 5 mg vial — buy p21 online
P21 5 mg vial — buy p21 online
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Nootropics

P21

CNTF-Derived BDNF Mimetic

P21 for sale — research-grade, third-party lab-tested to ≥99% purity. CNTF-Derived BDNF Mimetic. Buy P21 online with crypto, discreet worldwide shipping and a batch-matched COA.

Price
$109.00
Dosage
5 mg
Format
vial
COA on this batch
BTC · ETH · USDT · USDC
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About

P21 is a synthetic peptidergic compound derived from an active region of Ciliary Neurotrophic Factor (CNTF), engineered as a small-molecule mimetic of neurotrophin signaling. The peptide has been studied in preclinical research for hippocampal neurogenesis, BDNF pathway activation, and synaptic plasticity endpoints. For laboratory research use only.

Mechanism

Mimics CNTF/BDNF receptor activation, stimulating TrkB downstream signaling and promoting adult hippocampal neurogenesis in preclinical models.

For Research Use Only. Sold for in vitro laboratory research. Not for human or veterinary consumption. By purchasing, you confirm you are 21+ and a qualified research professional.

Molecular structure
Sequence
TLQP(CNTFregion)
HydrophobicPolarBasic (+)Acidic (−)Aromatic

Peptide mimetic derived from Ciliary Neurotrophic Factor.

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Specifications
Product
P21
Subtitle
CNTF-Derived BDNF Mimetic
Dosage
5 mg
Form
Vial
Category
Nootropics & Neuro
Sku
p21-5mg
Purity target
≥99% (HPLC-MS)
Storage
2-8°C lyophilized
Shelf life
24+ months refrigerated
Verification

Every batch of P21 ships with an independently conducted Certificate of Analysis by Janoshik Analytical or Bioviridian. The COA includes HPLC-MS chromatogram, mass spec confirmation, endotoxin levels, and heavy metals screening.

COA available per batch

Batch number is printed on the vial label and included in your order confirmation email. Look it up at pepidyn.com/coa.

Questions

P21 FAQ

Is P21 a peptide?

P21 — CNTF-Derived BDNF Mimetic — is supplied as a research-grade peptide compound, lyophilized for laboratory study. See the molecular data on this page.

What is P21 used for in research?

P21 is a synthetic peptidergic compound derived from an active region of Ciliary Neurotrophic Factor (CNTF), engineered as a small-molecule mimetic of neurotrophin signaling. The peptide has been studied in preclinical research for hippocampal neurogenesis, BDNF pathway activation, and synaptic plasticity endpoints. For laboratory research use only.

Does P21 come with a COA?

Yes. Every batch ships with an independent Certificate of Analysis (HPLC-MS, mass-spec confirmation, endotoxin and heavy-metals screening). The batch number on the vial matches your order.

How is P21 stored?

Lyophilized P21 is stable at 2–8°C for 24+ months. Room-temperature transit does not affect potency. After reconstitution, store at 2–8°C and use within 30 days.