USP36 Drostanolone Propionate em pó (Mastro P) Esteróide para venda | Comprar Masteron Pó de fonte legal de esteróides anabolizantes | Preço a granel | Apenas qualidade farmacêutica premium
Drostanolone Propionate Powder Chemical Properties
- Nome IUPAC: (2α,5α,17β)-2-Methyl-3-oxoandrostane-17-carboxylic acid 17-propionate
- Fórmula química: C23H36O3
- Peso molecular: 360.53 g/mol
- Número CAS: 521-12-0
Drostanolone Propionate Powder Mechanism of Action
drostanolona Propionate powder binds to androgen receptors, promoting muscle protein synthesis and nitrogen retention. It also has strong anti-estrogenic properties, making it useful for preventing estrogen-related side effects such as gynecomastia (Desenvolvimento do tecido mamário em homens). The propionate ester allows for a quick release and shorter half-life, necessitating more frequent injections.
What is Drostanolone Propionate Powder
Drostanolone Propionate powder, comumente conhecido como Masteron powder, is a synthetic esteróide anabólico-androgênico (AAS) derivado de diidrotestosterona (DHT). Masteron Propionate is known for its strong anti-estrogenic properties. This makes it particularly useful for bodybuilders looking to enhance muscle definition and reduce body fat without experiencing estrogen-related side effects like gynecomastia (O desenvolvimento do tecido mamário em homens).
Primarily used during cutting cycles, Masteron is favored by athletes and bodybuilders for its ability to improve muscle hardness and overall muscle appearance. It binds to androgen receptors, promoting protein synthesis and muscle nitrogen retention. The propionate ester attached to drostanolona ensures a quick release and a shorter half-life, necessitating more frequent injections. Typical dosages range from 300 Para 600 mg por semana, often administered every other day, and cycles usually last from 6 Para 12 Semanas.
While Masteron Propionate powder offers benefits like enhanced muscle definition, perda de gordura, e maior resistência, it also has potential side effects. These can include androgenic effects such as acne, queda de cabelo, e aumento do crescimento dos pelos corporais. Também pode afetar negativamente os níveis de colesterol, aumentando o risco de doenças cardiovasculares. Adicionalmente, the use of Drostanolone Propionate can suppress natural testosterone production, Exigindo terapia pós-ciclo (PCT) to help restore hormonal balance. Users might also experience pain or irritation at the injection site.
How to Use Drostanolone Propionate Powder:
Dosagem: Drostanolone Propionate is typically dosed between 300mg to 600mg per week, depending on the user’s experience and goals.
Duração do ciclo: Typical cycles for Drostanolone Propionate last between 6 Para 8 Semanas, especialmente durante as fases de corte, to retain muscle while reducing fat.
Opções de empilhamento: Drostanolone Propionate is commonly stacked with other esteróides anabolizantes, tais como testosterona ou trembolona, to enhance cutting cycle results.

Drostanolone Propionate Powder Benefits
Drostanolone Propionate is used in a cutting cycle. It is often considered to be a weaker steroid because of its lack of bulking capabilities; it suits anyone who wants the most extreme possible results from a cutting cycle. Following are the main benefits and effects of Masteron.
- Hard and Dry Look
Masteron is the ultimate late-stage cutting steroid for physique enhancement. It isn’t a muscle mass gainer but can help with overall muscle hardening.
- Força
masteron propionate can provide some moderate boosts to strength, which helps enhance workouts.
- Perda de gordura
Mast props can enhance fat loss, build upon your lean body, and work well when combined with powerful fat-burning steroids like Winstrol.
- Increases Effect of Other Steroids
Mast P steroid has good anti-aromatase and anti-estrogenic properties. Most people stack other steroids with Masteron, and by doing so, they not only get the positive effects of Masteron itself as part of a stacking cycle but also the positive effects of the other steroids. [ncbi.nlm.nih.gov – Mestre]
Drostanolone Propionate Powder Certificate of Analysis
| Nome do produto |
Propionato de drostanolona |
| Nº do lote. |
DP20240705 |
Mfg. Data |
2024.7.5 |
| Data da análise |
2024.7.6 |
Data de Expiração |
2027.7.4 |
| Embalagem |
1kg/saco da folha |
Quantidade |
50Kg |
| Ref. Padrão |
USP36 |
| Teste |
Especificação |
Resultados da Análise |
| Características |
White to almost white crystalline powder |
Em conformidade |
| Pureza |
97.0 ~ 103.0% |
99.10% |
| Particle size |
100%≤20um |
Passar |
| Identificação |
TLC |
Positivo |
| IR spectrum |
Positivo |
| UV spectrum |
Positivo |
| Ponto de fusão |
124 ~ 128℃ |
127°C |
| Perda por secagem |
≤0,5% |
0.23% |
| Specific optical rotation |
﹢26°~﹢32° |
﹢27° |
| Resíduo na ignição |
≤0.05% |
0.03% |
| Solubilidade |
practically insoluble in water, freely soluble in chloroform, slightly soluble in alcohol and vegetable oil |
Passar |
| Heavy metal |
≤20ppm |
10Ppm |
| Residual solvents (GC) |
Acetona≤5000ppm |
Passar |
| Pyridine≤200ppm |
Passar |
| Methanol ≤3000ppm |
Passar |
| Methylene chloride ≤ 600ppm |
Passar |
| Conclusão |
A especificação está em conformidade com USP36 |
| Q.C.Departamento. Diretor: Zhang Hua |
Verificador: Wu Ming |
Identificador: Han Zhen |
Drostanolone Propionate Powder Side Effects
(1) Efeitos colaterais androgênicos: Drostanolone Propionate is a derivative of dihydrotestosterone (DHT), which can lead to androgenic side effects such as acne, pele oleosa, e queda de cabelo, particularly in men predisposed to male pattern baldness. These side effects are a result of increased androgenic activity, which stimulates the sebaceous glands and impacts hair follicles.
② Testosterone Suppression: Like many anabolic steroids, Mestre powder suppresses natural testosterone produção. This can lead to low testosterone symptoms after the cycle ends, including fatigue, diminuição da libido, e mudanças de humor. Terapia pós-ciclo (PCT) is often necessary to restore hormonal balance.
③ Cholesterol Imbalance: Drostanolone Propionate may negatively impact cholesterol levels, particularly by lowering HDL (colesterol bom) e aumentar o LDL (colesterol ruim). This imbalance increases the risk of cardiovascular issues, especially with prolonged use or higher doses. A heart-healthy diet and regular cardiovascular exercise can help mitigate these effects.
④ Virilization in Women: Women using Drostanolone Propionate powder may experience virilization symptoms, such as deepening of the voice, aumento dos pelos corporais, and disruptions in the menstrual cycle. These side effects are due to the steroid’s strong androgenic properties and are more likely to occur at higher doses.
⑤ Joint Pain: One of the benefits of Drostanolone Propionate is its ability to reduce water retention, but this can also result in “seco” joints. The lack of cushioning around the joints may cause discomfort or pain during intense training, especially in athletes who lift heavy weights regularly. Proper hydration and joint supplements may alleviate these symptoms.
Drostanolone Propionate Powder HNMR Report

Test Tren Mast Cycle
A cycle combining Testosterona (Teste), Trembolona (Tren), e Mestre (Mast) is often used by bodybuilders and athletes for cutting, enhancing muscle definition, and increasing strength. Here’s a detailed overview of such a cycle:
Testosterona (Teste E ou C)
Dosagem: 300-500 mg por semana
Administração: Injected twice a week
Acetato de trembolona (Tren A)
Dosagem: 300-400 mg por semana
Administração: Injetado em dias alternados
Drostanolone Propionate powder (Mastro P)
Dosagem: 300-400 mg por semana
Administração: Injetado em dias alternados
Example Cycle Plan
Terapia Pós-Ciclo (PCT)
Medicamentos PCT comuns:
Citrato de clomifeno (Clomid): 50 mg diariamente durante as primeiras duas semanas, então 25 mg diariamente nas próximas duas semanas.
Tamoxifeno (Nolvadex): 20 mg diariamente durante as primeiras duas semanas, então 10 mg diariamente nas próximas duas semanas.
Example PCT Protocol
- Semana 13-16:
- Clomid: 50 mg/dia nas primeiras duas semanas, então 25 mg/dia nas próximas duas semanas
- Nolvadex: 20 mg/dia nas primeiras duas semanas, então 10 mg/dia nas próximas duas semanas
A Test, Tren, and Mast cycle can deliver significant muscle definition, Ganhos de força, e perda de gordura. Contudo, it also carries substantial risks, including hormonal imbalances and cardiovascular issues. Proper preparation, careful dosing, and diligent monitoring are crucial, as is a comprehensive post-cycle therapy to restore hormonal balance.
Masteron Powder Recipe
250ml Masteron Propionate @ 100mg/ml conversion recipe
- 25g Drostanolone Propionate powder (20Ml)
- 5ml de álcool benzílico (2%)
- 50ml de benzoato de benzilo (20%)
- 175ml grape seed Oil
50ml Masteron P @ 200mg/ml homebrew recipe
- 10g Masteron powder (8Ml)
- 1.5ml de álcool benzílico
- 10ml de benzoato de benzilo
- 28.5ml de oleato de etila
- 2ml Guaiacol
If you require additional homemade Mast P injection recipes, Por favor, clique no botão Receita caseira de pó de propionato Masteron.
Masteron Steroid Injection
The following semi-finished Drostanolone Propionate injection was made using our Mast P powder and completed in our laboratory.

Masteron Dosage
The appropriate dosage of Drostanolone Propionate powder can vary depending on factors like the user’s experience, Objetivos, and whether it’s combined with other steroids in a stack. Here are the typical dosages for different user levels:
Utilizadores Iniciantes:
Dosagem: 300-400 mg por semana
Administração: Injetado em dias alternados (por exemplo,, 100 mg a cada dois dias)
Usuários intermediários:
Dosagem: 400-500 mg por semana
Administração: Injetado em dias alternados (por exemplo,, 150 mg a cada dois dias)
Usuários avançados:
Dosagem: 500-600 mg por semana
Administração: Injetado em dias alternados (por exemplo,, 200 mg a cada dois dias)
The appropriate dosage of Masteron powder varies based on the user’s experience level and goals. Beginner users typically start at lower dosages, while advanced users may take higher dosages for more pronounced effects. Regardless of the dosage, it is important to monitor for side effects and follow a comprehensive PCT plan after the cycle.
Mast P vs Mast E
Propionato Masteron (Mastro P) e Masteron Enantato (Mastro E) are two forms of the anabolic steroid Drostanolone, differing mainly in their ester length, which affects their half-life, administration frequency, and onset of action. Here’s a detailed comparison of the two:
| Propriedade |
Propionato Masteron (Mastro P) |
Masteron Enantato (Mastro E) |
| Fórmula química |
C23H36O3 |
C27H40O3 |
| Peso molecular |
360.53 g/mol |
416.62 g/mol |
| Meia-vida |
Aproximadamente 2-3 Dias |
Aproximadamente 7-10 Dias |
| Frequência de administração |
Dia sim, dia não |
Twice a week |
| Início da ação |
Effects noticeable within the first week |
Effects noticeable around 2-3 Semanas |
| Duração do ciclo |
6-10 Semanas |
10-12 Semanas |
| Dosagem |
100 mg a cada dois dias |
200-400 mg por semana, divided into two injections |
| Benefícios |
Início mais rápido, more control over blood levels, preferred for rapid results |
More stable blood levels, menos injeções, better suited for longer cycles |
| Efeitos colaterais |
Similar for both, including androgenic effects (acne, queda de cabelo, aumento dos pelos corporais), problemas cardiovasculares (impact on cholesterol), desequilíbrios hormonais (suppression of natural testosterone) |
Similar for both, including androgenic effects (acne, queda de cabelo, aumento dos pelos corporais), problemas cardiovasculares (impact on cholesterol), desequilíbrios hormonais (suppression of natural testosterone) |
| Typical Use |
Ciclos de corte, enhancing muscle definition and hardness |
Ciclos de corte, enhancing muscle definition and hardness |
Masteron Propionate Kick In Time
Propionato de drostanolona Powder is known for its relatively fast-acting effects compared to other anabolic steroids. Due to the propionate ester attached to drostanolone, it has a shorter half-life, typically around 2 Para 3 Dias. This results in a quicker onset of action once administered.
Kick-in Time
Users generally begin noticing Masteron Propionate’s effects within the first week of starting their cycle. More pronounced changes, such as enhanced muscle hardness and definition and strength increases, are typically observed by the end of the second week. The quick kick-in time is attributed to the fast hormone release into the bloodstream due to the short ester.
Factors Influencing Kick-in Time
- Dosagem: Higher dosages can lead to more noticeable effects sooner.
- Frequency of Administration: Frequent injections (por exemplo,, every other day) help maintain stable blood levels, enhancing the onset of effects.
- Resposta individual: Fatores genéticos, previous steroid use, and current physical condition can influence how quickly and strongly one feels the effects.
Typical User Experience
- Semana 1: Initial subtle changes in muscle tone and slight improvements in strength.
- Semana 2: Increased muscle hardness, aparência mais definida, and noticeable strength gains.
- Semana 3 e além: Continued enhancement of muscle definition and overall performance.
Masteron Propionate is valued for its quick onset of action, with users typically noticing its effects within the first two weeks. This makes it popular for athletes and bodybuilders preparing for competitions or seeking rapid muscle definition and strength improvements.
Why Choose AASPHARM for Drostanolone Propionate Powder
(1) Testado em laboratório para qualidade e segurança: Every batch of our Drostanolone Propionate powder is thoroughly tested to guarantee a minimum purity of 99%, ensuring that you receive a reliable and effective product.
(2) Preços em massa & Envio rápido: Oferecemos preços competitivos para pequenas e grandes encomendas. Fast and discreet shipping is available to ensure your product arrives safely and on time.
(3) Fornecedor confiável: AASPHARM has earned a reputation for providing high-quality pós de esteróides anabolizantes. Our commitment to product excellence and customer satisfaction makes us a trusted choice for bodybuilders and athletes.
Garantia de satisfação do cliente
At AASPHARM, we are confident in the quality of our Drostanolone Propionate powder (Mestre). Se não estiver completamente satisfeito com a sua compra, Oferecemos uma garantia de devolução do dinheiro. Adicionalmente, Oferecemos reenvio gratuito se o seu pedido for apreendido ou não chegar. Nossa equipe de suporte ao cliente está disponível 24/7 para ajudar com quaisquer dúvidas ou preocupações.
Order Your Pure Drostanolone Propionate Powder Today
Achieve your bodybuilding goals with our lab-tested, high-purity Masteron powder. AASPHARM offers competitive bulk pricing, Envio rápido, e serviço excepcional para garantir que você receba o produto da mais alta qualidade para suas necessidades. Order now and experience the powerful muscle-defining benefits of Drostanolone Propionate for yourself!
Referências