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P21 (10mg)
$155.00
P21 represents a breakthrough in cognitive enhancement by functioning as a synthetic analog of Cerebrolysin, the gold standard in neuroprotective research. Unlike traditional nootropics that merely provide a temporary stimulant effect, P21 fundamentally targets the physical architecture of the brain. It works by inhibiting the enzymes that degrade Ciliary Neurotrophic Factor while simultaneously boosting Brain-Derived Neurotrophic Factor, effectively acting as a high-grade fertilizer for the central nervous system. This unique mechanism promotes genuine neurogenesis, stimulating the creation of new neurons and the synapses that connect them.
The practical result of this cellular repair is a significant upgrade in both short-term recall and long-term memory consolidation, making it an essential tool for those learning complex skills or managing high-intensity mental workloads. By enhancing the efficiency of the blood-brain barrier and lowering neuro-inflammation, P21 systematically eliminates the "cobwebs" of brain fog and restores executive processing speed. Beyond immediate performance, it serves as a powerful neuroprotective shield, defending the brain against oxidative stress and age-related decline to ensure long-term cognitive vitality and resilience.
P21 – Wikipedia
P21 – Wikipedia
Generic Name:
P21 10mg
Compound Information:
Molecular Weight: 578.3 g/mol
Formula: C₃₀H₅₄N₆O₅
Anabolic Rating: N/A
Androgenic Rating: N/A
In stock
Product Description
Neurotrophic Signalling and Cognitive Function
P21 is a tetrapeptide derived from the most biologically active region of ciliary neurotrophic factor and is studied for its potential to support neurotrophic signalling and cognitive performance. Research highlights its involvement in neuronal survival, neurogenesis, and synaptic plasticity, making it relevant in studies focused on memory, learning, and overall brain resilience.
Neurodegenerative Research Applications
P21 is widely examined in research related to neurodegenerative conditions, including Alzheimer’s disease. Preclinical findings suggest it may help reduce tau protein accumulation and influence amyloid plaque formation, positioning it as a peptide of interest in neuroprotection studies.
Brain-Derived Neurotrophic Factor Support
In addition to general cognitive research, P21 is investigated for its potential role in modulating brain-derived neurotrophic factor, or BDNF. Because BDNF supports neurogenesis and neural network stability, this line of research connects P21 to sustained cognitive function and long-term neuronal health.
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.
Dosage (Male)
250mcg – 1mg once daily
Dosage (Female)
250mcg – 1mg once daily
Dosage Frequency
Daily
Dosage Type
Subcutaneous Injection
Active Half-Life
N/A
Chemical Name
AC–DGGL(A)G-NH2
Stack With…
N/A
Post-Cycle Therapy
N/A
Need Help With the
Correct Peptide Mix?
Our peptide mixing calculator takes the guesswork out of dosing, giving you an exact, easy-to-follow guide based on your vial, syringe, and target dosage. Whether you’re new to peptides or simply want to double-check your math, we’ve made it simple and straightforward.
Just 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.
Dosage (Male)
250mcg – 1mg once daily
Dosage (Female)
250mcg – 1mg once daily
Dosage Frequency
Daily
Dosage Type
Subcutaneous Injection
Our Guide to
Intramuscular Injection
Gather Your
Equipment
If you’re new to the process of injection, ensure you have all the essential supplies at your disposal before commencing. This includes the injectable substance, a sterile disposable syringe and needle, alcohol wipes, a secure container for proper needle disposal, cotton balls or gauze pads for cleansing, and optionally, a mirror for self-injection, if required. Having these items readily available ensures a seamless and uninterrupted injection process. It is vital to prioritize safety and efficiency to position your body optimally for health and longevity.
Compound
Extraction
Once all the necessary materials are assembled, proceed to extract the substance from the vial. Keep the vial upright, slowly pull back the plunger to draw the prescribed dosage into the syringe. Be careful to extract the exact amount prescribed, adhering to the instructions provided by your healthcare professional. After filling the syringe, gently tap it to dislodge any air bubbles. If any air bubbles are present, push the plunger up slightly to eliminate them, ensuring that only the specified amount of the substance is in the syringe. Familiarize yourself with the proper injection depth before advancing to the next step.
Preparation Before
Injection
Before administering your injection, choose a well-lit and clean area. Prior to starting, wash your hands thoroughly with soap and water to maintain hygiene. Once your workspace is prepared, ready the injection site, which could be the buttocks (gluteal muscles), thighs, or upper arm (deltoid muscle). Seek guidance from your healthcare provider on the appropriate site. Regardless of the chosen site, use an alcohol wipe to cleanse it, removing any dirt, oils, or contaminants. Allow the area to air dry completely after the cleaning process.
Compound
Administration
With the syringe prepared, it’s time to administer the injection. Hold the prepared syringe and carefully insert the needle into the designated injection site. Once the needle is inserted at the correct depth, pull back slightly on the plunger to confirm that you haven’t hit a blood vessel. If blood appears in the syringe, retract the needle and attempt again with a new needle tip. Assuming there is no blood, steadily and slowly push the plunger to inject the substance. Take your time to ensure a controlled and comfortable administration of the injection. After the full dosage is administered, withdraw the needle from the injection site.
Incorporate P21 Into a Stack
Stacking P21 with Semax and Selank is a popular approach for those seeking enhanced cognitive performance, mental clarity, and emotional balance. Each compound complements the others, creating a well-rounded nootropic stack that supports both brain function and stress resilience. P21 is commonly associated with memory, learning, and neuroplasticity support, while Semax is known for promoting focus, motivation, and mental energy. Selank adds a calming, anxiolytic element, helping smooth stress response and emotional regulation without sedation. Together, this stack is often used to support sharper focus, improved information retention, balanced mood, and sustained cognitive performance throughout the day.-
Out of StockSelect options This product has multiple variants. The options may be chosen on the product page
Usage Guidelines
01
Draw 2ml of Bacteriostatic Water USP from the vial.
02
Carefully inject the Bacteriostatic Water into the product vial. Aim the stream along the side of the vial, avoiding direct contact with the lyophilized powder.
03
Gently swirl the vial to dissolve the powder completely. Ensure the solution becomes clear. Do not shake the vial vigorously.
04
After reconstituting with 2ml of bacteriostatic water, the concentration is 5mg/ml. Under this dilution, every 10 units on a standard insulin syringe provides exactly 500mcg of P21.
05
The prepared solution can be administered subcutaneously in the lower abdominal fat area.
06
Once reconstituted with Bacteriostatic Water, the solution should be stored in a refrigerator. Use the mixed solution within 60 days to ensure potency and effectiveness.
When to Take it
When to Take
P21 is typically administered once daily.
-
Morning Protocol: Most prefer morning administration to take advantage of the heightened focus and cognitive “sharpness” throughout the day.
-
Consistency: Like most nootropic peptides, P21 works best when levels are kept stable in the system.
P21 (10mg) Dosage Guide
After reconstituting this 10mg vial with 2ml of Bacteriostatic Water, the concentration is 5mg/ml (or 50mcg per unit). Using a standard U-100 insulin syringe, use the following marks:
-
Low Dosage (250mcg): Draw to the 5-unit mark.
-
Ideal for: Baseline cognitive support and daily neuroprotection.
-
-
The Sweet Spot (500mcg): Draw to the 10-unit mark.
-
Ideal for: Standard protocol for memory enhancement, focus, and mental clarity.
-
-
High Dosage (1mg): Draw to the 20-unit mark.
-
Ideal for: Intensive research targeting neurogenesis and recovery from cognitive fatigue.
-
Protocol & Cycle Length
P21 is a potent neurogenic peptide designed to optimize brain health by mimicking the activity of Ciliary Neurotrophic Factor (CNTF). It is most effective when used in structured cycles to encourage neurogenesis (the birth of new neurons).
-
Frequency: Administer once daily.
-
Cycle Length: A typical cycle lasts 4 to 8 weeks. Consistent use allows the peptide to build up its effects on synaptic plasticity and memory formation.
-
The Break: Take a 4-week break between cycles to assess your baseline cognitive improvements and allow the brain to maintain its new neural pathways.
Administration Tips
-
Storage: Refrigeration is mandatory once mixed. Keep the vial protected from light and handle with extreme care; P21 is a very delicate peptide.
-
Hydration: Ensure you are drinking plenty of water, as increased cognitive activity and neural repair are metabolically demanding
Seek Guidance From a Medical Professional
Before contemplating the usage of anabolic steroids, it’s essential to seek advice from a qualified healthcare professional. They can evaluate your general health, discuss possible risks and advantages, and offer personalized guidance based on your specific needs.
Get High-Quality Items From Trusted Sources
Make sure to procure anabolic steroids from trustworthy sources to reduce the likelihood of receiving counterfeit or tainted products. Only buy from reliable suppliers who adhere to quality control standards and have a favorable reputation within the community.
Start Slow and Progress Gradually
If you opt to incorporate anabolic steroids, it is recommended to initiate the regimen with the smallest effective dosage. Incrementally raise the dosage if required, while closely monitoring your body’s reactions and any potential adverse effects.
Prioritize Proper Post-Cycle Therapy
Following the conclusion of a steroid cycle, it’s crucial to engage in a thorough post-cycle therapy routine. This aids in restoring natural hormone production, minimizing side effects, and preserving overall health and well-being.
When to Take it
When to Take
P21 is typically administered once daily.
-
Morning Protocol: Most prefer morning administration to take advantage of the heightened focus and cognitive “sharpness” throughout the day.
-
Consistency: Like most nootropic peptides, P21 works best when levels are kept stable in the system.
P21 (10mg) Dosage Guide
After reconstituting this 10mg vial with 2ml of Bacteriostatic Water, the concentration is 5mg/ml (or 50mcg per unit). Using a standard U-100 insulin syringe, use the following marks:
-
Low Dosage (250mcg): Draw to the 5-unit mark.
-
Ideal for: Baseline cognitive support and daily neuroprotection.
-
-
The Sweet Spot (500mcg): Draw to the 10-unit mark.
-
Ideal for: Standard protocol for memory enhancement, focus, and mental clarity.
-
-
High Dosage (1mg): Draw to the 20-unit mark.
-
Ideal for: Intensive research targeting neurogenesis and recovery from cognitive fatigue.
-
Protocol & Cycle Length
P21 is a potent neurogenic peptide designed to optimize brain health by mimicking the activity of Ciliary Neurotrophic Factor (CNTF). It is most effective when used in structured cycles to encourage neurogenesis (the birth of new neurons).
-
Frequency: Administer once daily.
-
Cycle Length: A typical cycle lasts 4 to 8 weeks. Consistent use allows the peptide to build up its effects on synaptic plasticity and memory formation.
-
The Break: Take a 4-week break between cycles to assess your baseline cognitive improvements and allow the brain to maintain its new neural pathways.
Administration Tips
-
Storage: Refrigeration is mandatory once mixed. Keep the vial protected from light and handle with extreme care; P21 is a very delicate peptide.
-
Hydration: Ensure you are drinking plenty of water, as increased cognitive activity and neural repair are metabolically demanding
