P21 (5mg)
P21 is a synthetic peptide analog of Cerebrolysin designed to support the structural and functional architecture of the brain. It works by preserving Ciliary Neurotrophic Factor and upregulating Brain-Derived Neurotrophic Factor — two key growth signals for neurogenesis and synaptic health. Unlike stimulant-based nootropics, P21 targets the biological foundations of cognition, supporting memory formation, learning capacity, and long-term neural resilience.
Product Highlights
Dosing Instructions
Reconstitute with bacteriostatic water as directed. Administer via subcutaneous injection as per your protocol. Begin conservatively and adjust only under appropriate guidance.
Compound Information
Recommended Dose: 250mcg - 1mg once daily.
Frequency: Daily.
Administration: Subcutaneous Injection.
Molecular Weight: 578.3 g/mol.
Formula: C₃₀H₅₄N₆O₅.
Half-Life: Variable.
Note: All peptide products are for research purposes only. Information provided is educational and not a substitute for medical advice.
Need help with mixing your peptides? Use our peptide mixing calculator below.
Description
Peptide Mixing Calculator
Enter your total syringe volume, the amount of peptide in your vial, how much water you’re adding, and your desired peptide dose. The calculator will do the rest — making sure you get accurate measurements for safe, consistent use every time.
For A MCG Dose, Draw Up To Tick Mark .
These ranges are general, research-use suggestions to help you prepare your peptides. This calculator and recommended doses are not medical advice. Start low, assess tolerance, and adjust cautiously.
Blood-Brain Barrier Penetration
Due to its relatively small molecular structure, P21 is studied for its ability to cross the blood-brain barrier more efficiently than larger neurotrophic proteins. This characteristic makes it particularly relevant in research requiring direct central nervous system engagement, including studies on brain health, neural repair, and cognitive adaptability.
Peptide-based therapies are revolutionizing the way we approach health, wellness, and physical performance. From muscle growth and fat loss to injury recovery and hormonal optimization, peptides offer highly targeted, clinically-supported outcomes. Browse Northern Peptide's full peptide catalog to discover therapeutic solutions customized to your personal goals. Whether you're enhancing longevity, improving recovery, or optimizing your metabolic health. The future of regenerative medicine starts here, at Northern Peptides Canada.
Additional information
| Weight | 6 g |
|---|---|
| Dimensions | 3.7 × 1.5 × 1.5 in |
