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P21

CNTF Mimetic

CNTF mimetic peptide. Neurogenesis research.

Neurogenesis research
Best Price
at MDPackUSA
$71.66
$71.66/mg · 1mg
Buy at MDPackUSA
/ research index

The research base

Research Maturity
★★☆☆☆
2/5 — Volume of studies
Evidence Strength
★★★☆☆
3/5 — Quality of evidence

Animal research on neurogenesis.

/ mechanism of action

How it works

Promotes neurogenesis via CNTF pathway.

/ research dosing

Common research protocols

Range
10-30 mcg/day
Frequency
Once daily
Route
Intranasal
Cycle
4-8 weeks
Research notes

CNTFR agonist for neurogenesis research. Intranasal administration for CNS targeting.

FOR RESEARCH USE ONLY. Doses listed are compiled from published research literature, FDA-approved drug labels, and well-documented research community practice. Not medical advice.
/ standalone use

As a solo compound

Solo use is standard.

/ side effects

What to know

Limited human data.

/ timeline

Realistic expectations

Variable

/ recommendation

Where to buy P21

🏆Our pick for P21
Peptidology
1mg · USA · Card / Crypto
  • Third-party tested (Janoshik)
  • COAs provided — Public COA database
  • Highest verification tier in stock
  • 4.8★ community rating
$132.70
$132.70/mg
Buy at Peptidology
Also solid
AMP Peptides
1mg · $110.49/mg
$110.49
Buy →
Ascension Peptides
1mg · $130.58/mg
$130.58
Buy →
Double R Labs
1mg · $77.99/mg
$77.99
Buy →
/ all listings

Full index, price per mg

MDPackUSABEST
4.5
Size
1mg
Price
$71.66
$/mg
$71.66
Buy at MDPackUSA →
Double R Labs
4.7
Size
1mg
Price
$77.99
$/mg
$77.99
Buy at Double R Labs →
Throne
4.7
Size
1mg
Price
$78.81
$/mg
$78.81
Buy at Throne →
Good Labs
4.7
Size
1mg
Price
$80.32
$/mg
$80.32
Buy at Good Labs →
AlgoRX
4.7
Size
1mg
Price
$84.47
$/mg
$84.47
Buy at AlgoRX →
One Day Compounds
4.6
Size
1mg
Price
$84.89
$/mg
$84.89
Buy at One Day Compounds →
RetaOneLabs
4.7
Size
1mg
Price
$100.92
$/mg
$100.92
Out of stock
Welli Labs
4.6
Size
1mg
Price
$104.95
$/mg
$104.95
Buy at Welli Labs →
FITSKNS
4.6
Size
1mg
Price
$108.03
$/mg
$108.03
Buy at FITSKNS →
Biocase Innovations
4.6
Size
1mg
Price
$109.23
$/mg
$109.23
Out of stock
EZ Peptides
4.7
Size
1mg
Price
$109.58
$/mg
$109.58
Buy at EZ Peptides →
AMP Peptides
4.8
Size
1mg
Price
$110.49
$/mg
$110.49
Buy at AMP Peptides →
Ion Peptide
4.6
Size
1mg
Price
$117.25
$/mg
$117.25
Buy at Ion Peptide →
Lab Sourced
4.7
Size
1mg
Price
$119.90
$/mg
$119.90
Out of stock
Atomik Labz
4.7
Size
1mg
Price
$121.72
$/mg
$121.72
Buy at Atomik Labz →
LA Peptides
4.6
Size
1mg
Price
$122.23
$/mg
$122.23
Buy at LA Peptides →
RefillPen
4.5
Size
1mg
Price
$129.32
$/mg
$129.32
Buy at RefillPen →
Ascension Peptides
4.8
Size
1mg
Price
$130.58
$/mg
$130.58
Buy at Ascension Peptides →
Solution Peptides
4.6
Size
1mg
Price
$132.46
$/mg
$132.46
Out of stock
Peptidology
4.8
Size
1mg
Price
$132.70
$/mg
$132.70
Buy at Peptidology →
Flawless Compounds
4.7
Size
1mg
Price
$133.48
$/mg
$133.48
Buy at Flawless Compounds →
Nano Blue Labs
4.6
Size
1mg
Price
$134.21
$/mg
$134.21
Buy at Nano Blue Labs →
Felix Chemical Supply
4.5
Size
1mg
Price
$134.52
$/mg
$134.52
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Modified Aminos
4.5
Size
1mg
Price
$139.14
$/mg
$139.14
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Peppy
4.7
Size
1mg
Price
$140.39
$/mg
$140.39
Buy at Peppy →
Valor Peptides
4.8
Size
1mg
Price
$140.68
$/mg
$140.68
Out of stock
Molecular Solutions
4.7
Size
1mg
Price
$141.94
$/mg
$141.94
Buy at Molecular Solutions →
Solyn Peptides
4.5
Size
1mg
Price
$143.34
$/mg
$143.34
Buy at Solyn Peptides →
Purus Peptides
4.7
Size
1mg
Price
$146.61
$/mg
$146.61
Out of stock
Renova Peptides
4.6
Size
1mg
Price
$150.33
$/mg
$150.33
Buy at Renova Peptides →
FOR RESEARCH USE ONLY. P21 is intended for laboratory research and not for human consumption.