HEPIUS Nandrolone Phenylpropionate(NPP100,NPP200)CAS:62-90-8
Nandrolone Phenylpropionate, often abbreviated as NPP, is a synthetic anabolic-androgenic steroid (AAS) that has been widely used in both medical and athletic communities for its potent muscle-building properties and therapeutic benefits. Known for its relatively fast-acting nature compared to its counterpart Nandrolone Decanoate, NPP has carved a niche for itself among bodybuilders and athletes seeking rapid and effective results.
What is Nandrolone Phenylpropionate?
Nandrolone Phenylpropionate is a derivative of nandrolone, a naturally occurring hormone similar to testosterone but with modifications that enhance its anabolic properties while minimizing androgenic effects. The phenylpropionate ester attached to nandrolone allows for a quicker release into the bloodstream after administration, providing faster results compared to longer-acting esters.
Chemical Structure and Mechanism: NPP's chemical structure is characterized by the addition of a phenylpropionate ester to the nandrolone molecule. This ester influences the compound's pharmacokinetics, making it shorter-acting than other nandrolone esters like decanoate. Upon injection, the ester is cleaved by enzymes, releasing nandrolone into the bloodstream where it exerts its anabolic and androgenic effects by binding to androgen receptors in various tissues.


Properties of Nandrolone Phenylpropionate
Anabolic and Androgenic Profile: Nandrolone Phenylpropionate has a high anabolic-to-androgenic ratio, meaning it is more effective at promoting muscle growth compared to its androgenic side effects. This ratio makes it a favored choice among those looking to enhance muscle mass and strength without significant androgenic consequences such as hair loss or acne.
Half-Life and Duration of Action: The phenylpropionate ester gives NPP a half-life of approximately 4.5 days, necessitating more frequent injections compared to longer-acting esters like nandrolone decanoate. This shorter half-life allows users to see quicker results, making it ideal for shorter cycles or for those looking to kickstart their anabolic regimen.
Estrogenic and Progestogenic Activity: Nandrolone compounds exhibit mild estrogenic activity due to their ability to aromatize, albeit to a lesser extent than testosterone. This can lead to estrogen-related side effects such as gynecomastia and water retention if not properly managed. Additionally, NPP has progestogenic activity, which can contribute to these effects and must be monitored during use.
Applications of Nandrolone Phenylpropionate
Medical Uses: Nandrolone Phenylpropionate has been used in the medical field for various therapeutic purposes. It is prescribed for:
●Muscle Wasting Diseases: To combat muscle atrophy in conditions such as HIV/AIDS and cancer.
●Anemia: Due to its ability to stimulate erythropoiesis (red blood cell production), improving oxygen transport in the body.
●Osteoporosis: To increase bone density and reduce the risk of fractures in postmenopausal women and other patients with bone density issues.
●Chronic Conditions: Such as severe burns and other debilitating conditions where muscle preservation is critical.
Athletic and Bodybuilding Uses:
In the world of sports and bodybuilding, NPP is prized for its ability to promote significant muscle growth, enhance strength, and improve recovery times. It is often used in both bulking and cutting cycles, depending on the user's goals and the compounds it is stacked with.
Benefits of Nandrolone Phenylpropionate
Muscle Growth: NPP is highly effective at promoting muscle hypertrophy due to its potent anabolic properties. It enhances protein synthesis and nitrogen retention in muscle tissues, creating an optimal environment for muscle growth.
Enhanced Recovery: One of the standout benefits of NPP is its ability to speed up recovery. By reducing muscle inflammation and aiding in the repair of muscle tissues, NPP allows athletes to train harder and more frequently.
Joint Health: NPP is well-known for its positive effects on joint health. It helps alleviate joint pain and enhances the lubrication and functioning of joints, making it particularly beneficial for athletes who engage in intense and repetitive training.
Increased Red Blood Cell Production: By stimulating erythropoiesis, NPP enhances red blood cell count, which improves oxygen delivery to muscles during exercise. This leads to better endurance and overall performance.
Dosage and Cycle
Dosage: The appropriate dosage of Nandrolone Phenylpropionate can vary based on the individual's experience with anabolic steroids, goals, and tolerance levels.
Beginner Users: 100-200 mg per week.
Intermediate Users: 200-400 mg per week.
Advanced Users: 400-600 mg per week.
Due to its shorter half-life, NPP is typically injected every other day or three times per week to maintain stable blood levels and maximize its anabolic effects.
Cycle: A typical NPP cycle lasts between 8 to 12 weeks, though some advanced users may extend their cycles up to 16 weeks for prolonged benefits.
Beginner Cycle: 8-10 weeks at 100-200 mg per week.
Intermediate Cycle: 10-12 weeks at 200-400 mg per week.
Advanced Cycle: 12-16 weeks at 400-600 mg per week.
NPP can be stacked with other anabolic steroids to enhance its effects. Common stacking partners include testosterone, Dianabol, and Trenbolone. It's essential to include proper post-cycle therapy (PCT) after completing an NPP cycle to help restore natural testosterone production and mitigate potential side effects.
Circulation and Post-Cycle Therapy (PCT)
Circulation: NPP's shorter ester allows for a quicker release into the bloodstream, providing faster anabolic effects. This rapid circulation is beneficial for users looking to see quick results and is ideal for shorter, more intense cycles.
Post-Cycle Therapy (PCT): After completing a cycle of Nandrolone Phenylpropionate, it is crucial to undergo post-cycle therapy to restore natural hormone production and prevent potential side effects. A typical PCT protocol includes:
Selective Estrogen Receptor Modulators (SERMs): Such as Clomid (Clomiphene Citrate) and Nolvadex (Tamoxifen Citrate) to stimulate natural testosterone production.
Human Chorionic Gonadotropin (hCG): To kickstart the testes' natural production of testosterone.
Aromatase Inhibitors (AIs): If necessary, to control estrogen levels and prevent estrogenic side effects.
Clinical Data
| Brand |
HEPIUS |
|
Trade names |
Durabolin, NPP, Nandrolone phenpropionate 19-Nortestosterone phenylpropionate Nandrolone hydrocinnamate |
|
CAS |
62-90-8 |
|
Molar mass |
406.57 |
|
Formula |
C27H34O3 |
|
Purity |
Above 98% |
|
Apprarance |
100mg/ml, 200mg/ml |
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Conclusion
Nandrolone Phenylpropionate is a powerful and versatile anabolic steroid that offers numerous benefits for both medical and performance enhancement purposes. Its ability to promote muscle growth, enhance recovery, and improve joint health makes it a valuable tool for athletes and bodybuilders. Proper dosing, cycle planning, and post-cycle therapy are essential to maximize the benefits and minimize potential risks associated with its use.
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