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Testosterone Cypionate Powder Physical and Chemical Properties
| Property |
Details |
| CAS No. |
58-20-8 |
| Appearance |
White or creamy white crystalline powder |
| Chemical Formula |
C27H40O3 |
| Molecular Weight |
412.61 g/mol |
| Odor |
Odorless |
| Taste |
Tasteless |
| Melting Point |
98°C to 104°C (208.4°F to 219.2°F) |
| Solubility |
Practically insoluble in water; soluble in alcohol, chloroform, and dioxane; slightly soluble in vegetable oils |
| Stability |
Stable under normal conditions. Should be stored in a cool, dry place away from light and moisture |
| Storage Temperature |
20°C to 25°C (68°F to 77°F) |
What is Testosterone Cypionate Powder
Testosterone cypionate powder is a raw, unprocessed form of testosterone cypionate, a widely used esterified variant of testosterone. It is primarily utilized in hormone replacement therapy (HRT) and bodybuilding to enhance muscle mass, strength, and overall performance.
Raw Testosterone Cypionate powder is a white or off-white crystalline powder. Testosterone with the cypionate ester attached extends its release and activity in the body.
Testosterone Cypionate is a synthetic form of the naturally occurring male sex hormone testosterone. It is an esterified variant, meaning it has a slower release rate and a longer half-life compared to other forms of testosterone. This characteristic makes it a popular choice for hormone replacement therapy (HRT) and performance enhancement.
In hormone replacement therapy, Testosterone Cypionate is primarily used to treat conditions like primary and secondary hypogonadism, where the body does not produce enough testosterone. It is also used to alleviate symptoms of andropause, such as low libido, fatigue, and depression. For these purposes, the drug is administered via intramuscular injection, typically every one to two weeks, depending on the patient’s specific needs and response to treatment.
Beyond its medical applications, Testosterone cypionate raw powder is widely used in the bodybuilding and athletic communities to enhance muscle mass, strength, and overall performance. It promotes protein synthesis and nitrogen retention in muscles, critical muscle growth and recovery processes. However, its use in this context is often associated with a risk of side effects, including acne, hair loss, mood swings, and more serious cardiovascular issues and liver damage.

Testosterone Cypionate Benefits
Testosterone Cypionate powder offers several benefits, particularly for men with low testosterone levels and those looking to enhance physical performance. Here are some key benefits:
Medical Benefits
1) Treatment of Hypogonadism:
Primary and Secondary Hypogonadism: Testosterone Cypionate is prescribed to treat men who have low or no testosterone production due to medical conditions such as hypogonadism. It helps restore normal testosterone levels, improving overall health and well-being.
Alleviation of Andropause Symptoms: Men experiencing symptoms of andropause, such as decreased libido, fatigue, depression, and reduced muscle mass, may find relief with Testosterone Cypionate therapy. By replenishing testosterone levels, these symptoms can be significantly reduced.
2) Bone Density and Red Blood Cell Production:
Bone Health: Testosterone plays a crucial role in maintaining bone density. Testosterone Cypionate helps improve bone strength and reduce the risk of osteoporosis.
Red Blood Cell Production: It stimulates erythropoiesis (production of red blood cells), which can enhance oxygen delivery throughout the body, improving energy levels and physical performance.
Performance Enhancement Benefits
1) Increased Muscle Mass and Strength:
Muscle Growth: Testosterone Cypionate powder promotes protein synthesis and nitrogen retention in muscles, which are essential processes for muscle growth and recovery. This makes it a popular choice among bodybuilders and athletes looking to increase muscle mass and strength.
Strength Gains: Users often experience significant improvements in strength due to enhanced muscle mass and better recovery times between workouts.
2) Improved Recovery and Endurance:
Faster Recovery: By aiding in quicker recovery from intense physical activity, Testosterone Cypionate allows athletes to train harder and more frequently without overtraining.
Enhanced Endurance: Increased red blood cell production and improved oxygen delivery help enhance endurance and overall athletic performance.
Other Benefits
1) Mood and Cognitive Function:
Mood Improvement: Testosterone replacement can improve mood, reduce feelings of depression, and enhance overall mental well-being.
Cognitive Benefits: Some studies suggest that maintaining adequate testosterone levels can support cognitive functions, such as memory and concentration.
Certificate of Analysis for Testosterone Cypionate Powder
| Product Name |
Testosterone Cypionate |
| Batch No. |
TC20240705 |
Mfg. Date |
2024.7.5 |
| Analysis date |
2024.7.6 |
Exp Date |
2027.7.4 |
| Packing |
1kg/foil bag |
Quantity |
600kg |
| Ref. Standard |
USP 35 Standard |
| Test Items |
Specification |
Test Results |
| Appearance |
White Or Practically White Crystalline Powder |
White Crystalline Powder |
| Melting Point |
98℃~104℃ |
99.6℃~102℃ |
| Free Cyclopentane propionic Acid |
≤0.20% |
Confirm |
| Organic Volatile Impurities |
≤5000ppm |
Confirm |
| (TLC) |
Single: ≤2.0% |
Confirm |
| Related Substance |
Total: ≤3.0% |
Confirm |
| Loss On Drying |
≤0.50% |
0.30% |
| Purity |
97.0~103.0% |
99.26% |
| Specific Rotation |
+85°~ +92° |
+87° |
| Residue On Ignition |
≤0.2% |
0.11% |
| Conclusion |
The specification conforms with the USP 35 standard. |
| Q.C.Dept. Director: Zhang Hua |
Checker: Wu Ming |
Identifier: Han Zhen |
Testosterone Cypionate Powder Side Effects
Testosterone Cypionate powder is widely used for hormone replacement therapy and performance enhancement, but it comes with a range of potential side effects that users should be aware of.
Common side effects include skin reactions such as acne and oily skin due to increased oil production, as well as changes in hair patterns, including hair loss in those predisposed to male pattern baldness and increased body hair growth. Fluid retention leading to edema is another typical concern.
Hormonal side effects are also significant, with users experiencing conditions like gynecomastia, which is the development of breast tissue in men due to increased estrogen levels from testosterone aromatization. Changes in libido, either increased or decreased, and testicular atrophy, which is the shrinking of the testicles due to reduced natural testosterone production, are also common.
Cardiovascular side effects include the potential for increased blood pressure (hypertension) and altered lipid profiles, which can decrease HDL (good cholesterol) and increase LDL (bad cholesterol), posing risks to cardiovascular health. Psychological effects such as mood swings, aggression, irritability, and depressive symptoms can also occur as a result of hormonal fluctuations.
More serious side effects involve an increased risk of cardiovascular events like heart attacks or strokes, particularly with long-term use or abuse of testosterone. There is also a risk of liver toxicity with high doses and prolonged use, and polycythemia, a condition characterized by an increased red blood cell count that can thicken the blood and raise the risk of clotting disorders.
Testosterone Cypionate Powder HNMR Report

How to Use Testosterone Cypionate Powder
- Dosage: The typical dosage for Testosterone Cypionate ranges from 200mg to 600mg per week, depending on individual goals and experience level. Beginners should start at a lower dose to assess their tolerance.
- Cycle Length: A standard Testosterone Cypionate cycle lasts between 10 and 12 weeks. This duration is ideal for gaining muscle mass and strength while minimizing side effects.
- Stacking Options: Testosterone Cypionate is often stacked with other anabolic steroids such as Deca-Durabolin, Dianabol, or Anavar to maximize results. Proper stacking can enhance both bulking and cutting cycles, depending on your fitness goals.
Testosterone Cypionate Recipe
Testosterone Cypionate 200mg 250ml
- 50 grams Test Cypionate Powder
- 5 ml Benzyl Alcohol
- 45 ml Benzyl Benzoate
- 162.5 ml Grapeseed Oil
Testosterone Cypionate 250 mg 100ml
- 25g Test Cyp Powder (18.75ml)
- 2ml Benzyl Alcohol
- 18ml Benzyl Benzoate
- 61.25ml Grape seed Oil
If you require additional recipes for homebrew test cypionate injections, please click the testosterone cypionate powder recipe.
Testosterone Cypionate Injection
The following semi-finished Test cyp injection was created using our Test C powder and finalized in our laboratory.

Testosterone Cypionate for Bodybuilding
Testosterone Cypionate Powder is widely used in bodybuilding for its potent effects on muscle growth and performance enhancement. By promoting protein synthesis and nitrogen retention, it helps bodybuilders increase muscle mass and strength significantly. The steroid also boosts red blood cell production, enhancing oxygen delivery to muscles, which improves endurance and recovery times, allowing for more intense and frequent training sessions.
In terms of administration, Test Cyp is typically injected intramuscularly. Bodybuilders often use dosages ranging from 200 mg to 600 mg per week, divided into two injections to maintain stable blood levels. Cycles usually last between 8 to 12 weeks, depending on the individual’s goals and experience level.
However, the use of Testosterone Cypionate is not without risks. Potential side effects include estrogenic effects like gynecomastia and water retention, which can be managed with aromatase inhibitors. Androgenic side effects such as acne, hair loss, and increased body hair growth are also common. Additionally, it can lead to cardiovascular issues and suppression of natural testosterone production, necessitating post-cycle therapy (PCT) to restore hormonal balance.
Testosterone Cypionate Dosage Bodybuilding
Here’s a detailed look at the typical dosages and administration methods used by bodybuilders:
Typical Dosages
- Beginner Dosage:
- Range: 200 to 400 mg per week
- Description: This dosage is suitable for those new to using anabolic steroids. It provides significant anabolic effects while minimizing the risk of severe side effects.
- Intermediate Dosage:
- Advanced Dosage:
- Range: 600 to 800 mg per week
- Description: Advanced users may go up to this dosage. It is generally not recommended to exceed this range due to the increased risk of side effects.
Cycle Duration
- Typical Cycle Length: 8 to 12 weeks
- Description: This duration allows for substantial gains in muscle mass and strength. Shorter cycles may not provide sufficient time for significant gains, while longer cycles increase the risk of adverse effects and require more extensive post-cycle therapy (PCT).
Administration
- Injection Frequency: To maintain stable blood levels, the weekly dosage is typically split into two injections. For example, if using 400 mg per week, a user might inject 200 mg every three to four days.
- Injection Sites: Common intramuscular injection sites include the gluteus maximus (buttocks), deltoids (shoulders), and quadriceps (thighs).
Post-Cycle Therapy (PCT)
- Necessity: After completing a cycle of Testosterone Cypionate, it is crucial to follow a proper PCT protocol to restore the body’s natural testosterone production and mitigate side effects such as testicular atrophy and gynecomastia.
- Common PCT Medications: SERMs like Clomid (Clomiphene) and Nolvadex (Tamoxifen) are commonly used during PCT.
Testosterone Cypionate Price
The price of Testosterone Cypionate powder can vary based on the quantity purchased and the supplier. For example, on AASPHARM, 100 grams of USP-grade Test-Cyp powder is priced at approximately $100. Larger quantities, such as a 1-kilogram, can cost around $600, while smaller quantities, like 10 grams, are priced at around $30.
These prices can vary significantly between suppliers, so it’s advisable to shop around and compare prices. Additionally, factors such as purity, certification, and bulk purchasing options can influence the cost.
For more detailed and updated pricing information, you can contact us or other chemical suppliers that offer Testosterone Cyp powder.
Why Choose AASPHARM Testosterone Cypionate Powder?
- Lab-Tested for Quality and Safety: Every batch of our Testosterone Cypionate powder is tested by certified laboratories to ensure 99%+ purity and adherence to safety standards. This guarantees that you are using a premium product that delivers reliable results.
- Bulk Pricing & Fast Shipping: We offer competitive bulk pricing options for both personal use and larger orders. Additionally, we provide fast, secure, and discreet shipping to ensure your order arrives on time and in perfect condition.
- Trusted Supplier: AASPHARM has a strong reputation as a trusted provider of high-quality anabolic steroid powders. Our commitment to excellence and customer satisfaction sets us apart as a reliable choice for athletes, bodybuilders, and medical professionals.
Buy Testosterone Cypionate
Customer Satisfaction Guarantee
At AASPHARM, we stand by the quality of our Testosterone Cypionate powder. If you are unsatisfied with your purchase, we offer a money-back guarantee. We also provide free reshipping if your order is seized or has not arrived. Our customer support team is available 24/7 to assist you with any questions or concerns.
Order Your Pure Testosterone Cypionate Powder Today
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