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Description
Testosterone Isocaproate is an intermediate-acting testosterone ester commonly used in pharmaceutical formulations and testosterone blends. It is valued for its medium-length release profile, providing stable hormone levels over time.
Our Testosterone Isocaproate powder is of high purity, chemically stable, and suitable for research, formulation development, and laboratory studies.



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Clinical data
Trade names
Sustanon 100, Sustanon 250, Omnadren 250,TiCa; Testosterone 4-methylvalerate CAS
15262-86-9
Molar mass
386.576
Formula
C25H38O3 Purity
Above 98%
Apprarance
White crystalline powder
How Testosterone Isocaproate Works
Testosterone Isocaproate releases testosterone gradually due to its isocaproate ester, which slows absorption into the bloodstream. This ester is often used in combination with other esters in testosterone blends, ensuring smooth and stable testosterone levels over a cycle or study period.
Benefits & Advantages
Medium-Long Release
Provides steady testosterone levels for moderate-duration research or formulation purposes.
High Purity & Stability
≥98% purity ensures consistent results in laboratory and pharmaceutical applications.
Ideal for Blends
Frequently used in multi-ester testosterone products for longer-lasting effects.
Reliable Supply
High-quality manufacturing standards and secure shipping.
Competitive Pricing
Wholesale and bulk orders supported.
Testosterone Isocaproate vs Other Testosterone Esters
Ester Duration Injection Frequency Propionate Short Every 2–3 days Enanthate Medium-Long Every 7–10 days Cypionate Medium-Long Every 7–10 days Isocaproate Medium Every 5–7 days Undecanoate Long Every 10–14 weeks The isocaproate ester provides a balance between short-acting propionate and long-acting enanthate, making it ideal for multi-ester formulations.
Storage Recommendations
Keep in a cool, dry place (<25°C / 77°F)
Store away from sunlight and moisture
Seal the container tightly to maintain quality
Key Features
High Purity (≥98%)
Strict quality control ensures consistent and reliable compositionExcellent Batch Consistency
Uniform quality across different production lotsStable Chemical Structure
Suitable for long-term storage under proper conditionsFine Crystalline Form
Easy handling and accurate measurement in lab environmentsTrusted Reference Compound
Widely recognized in pharmaceutical and academic researchPackaging Options
10g / 50g / 100g
500g / 1kg
Custom packaging available
Shipping & Handling
Discreet and secure packaging
Stable international shipping
Tracking provided after dispatch
Why Choose Us
Stable high-purity raw materials
Fast and clear communication
Reliable supply for repeat orders
Experience with global shippingUsage
It is critical to understand that these concepts apply to the final blended oil, not the raw powder itself. Self-administration of raw powders is extremely dangerous and is not covered here for safety and ethical reasons.
●Half-Life: The half-life of Testosterone Isocaproate alone is approximately 9 days. However, in a blend like Sustanon, its release is intertwined with the other esters.
●Dosage: A common dosage for a blend containing isocaproate (e.g., Sustanon 250) for muscle-building purposes ranges from 250mg to 1000mg per week, often split into two injections (e.g., Monday/Thursday) to maintain more stable blood levels than a once-weekly injection would allow.
●Cycle Length: A typical cycle length is 10 to 14 weeks. This is long enough to see substantial gains but short enough to hopefully manage the escalating side effects and significant suppression of natural testosterone production (Hypogonadism).
●Cycle Structure: A simple cycle would involve the weekly injection of the testosterone blend. This is almost always supplemented with an aromatase inhibitor (AI) like Anastrozole or Arimidex on hand to manage estrogen-related side effects (gynecomastia, water retention, high blood pressure) caused by the aromatization of testosterone into estradiol.
FAQ
Q1: What is Testosterone Isocaproate powder used for?
A1: It is primarily used as a raw material for research, laboratory studies, and hormone formulation development.Q2: Can it be used directly in humans?
A2: No. The powder must be formulated into pharmaceutical-grade preparations by qualified professionals.Q3: How should it be stored?
A3: Keep in a cool, dry, dark place, tightly sealed, to maintain stability.Q4: Are bulk orders available?
A4: Yes. We provide wholesale quantities and competitive pricing for larger orders.Q5: Can I get a Certificate of Analysis (COA)?
A5: Yes. COA and third-party quality testing reports are available on request. -
Our Advantages
1.Quality:every item is strictly tested by our professional staff and get ISO certificate.
2.Price: much lower than our peers since we are factory. A discount would be given when you make a large order.
3.Delivery: We have adequate stock so we can make the delivery within 24 hours after payment.
4.Perfect Reshipping policy has been made to protect customers max bennefits and reduce the potentical losses.
5.Good after-sale service: always keeping track on the status of your parcel until delivered and trying our utmost to solve customers problems entounered
6.main products:Raw steroids,human growth hormone,Semi-finished oils,bodybuilding peptides,SARMs raws,Anabolic steroids
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Any needs, please contact me
Email: amyraws195@gmail.com
Whatsapp/Telegram: +852 56445864


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