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TEST C 200mg/mL - Grape Seed Oil - 10mL Vial

SKU FB57 99% HPLC purity
$99.00
In stock — dispatches within 24h, tracked

Testosterone Cypionate 200mg/mL in grape seed oil, 10mL vial. Pharma grade formulation with consistent dosing and secure packaging.

Format10mL Vial
Concentration200mg/mL
CarrierGrape Seed Oil
Pay with Interac e-Transfer or Crypto
HPLC verified. COA on file for this batch
Ships from within Canada; No Customs
Discreet plain packaging; always
24h dispatch; Tracked Delivery

Testosterone Cypionate is a long acting single ester testosterone compound with a half life of approximately 8–12 days, making it one of the most stable and predictable testosterone formulations available for research purposes. This formulation delivers 200mg/mL in a 10mL multi dose vial using grapeseed oil as the carrier base; a light, low viscosity oil with excellent tolerability and oxidative stability, well suited to long acting testosterone formulations requiring a clean, refined carrier.

The cypionate ester produces a marginally longer half life than Testosterone Enanthate due to the additional carbon in its ester chain, though both compounds share a broadly similar release curve and are frequently used interchangeably in clinical and research literature. At 200mg/mL this formulation offers a lower concentration than CSD’s 175mg/mL MCT oil Testosterone Cypionate variant. Worth noting for researchers calibrating injection volumes within their protocols, as the higher concentration allows for reduced administration volume per dose while maintaining equivalent compound delivery.

Grapeseed oil as a carrier provides meaningful practical advantages for a compound administered on a weekly or twice weekly basis. Its lower viscosity relative to cottonseed and sesame oil results in smoother draw and administration, and its natural composition avoids the sensitivity considerations occasionally associated with synthetic carriers. For long term research protocols involving repeated administration, carrier tolerability is a relevant selection variable that grapeseed oil addresses well.

Every batch of CSD’s Testosterone Cypionate is third party lab tested for concentration accuracy and purity, with COA results included with the product and full documentation available on request. Canada Steroid Depot has supplied Canadian customers with consistently verified, accurately dosed injectables for years, and our Testosterone Cypionate range remains among our most reordered products. All orders ship discreetly across Canada in plain, unmarked packaging with no identifying information on the exterior.

Store at room temperature away from direct light and heat. Do not freeze. Intended for research purposes only.

Commonly researched alongside an aromatase inhibitor. Browse CSD’s full injectable testosterone range and PCT compounds for complete protocol sourcing.

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Frequently asked questions

This Testosterone Cypionate is manufactured by F-40 Biotech; a verified domestic Canadian supplier producing injectable anabolic compounds to CSD's quality standards. All F-40 Biotech products stocked by CSD are independently HPLC tested by accredited third party laboratories before listing, confirming concentration accuracy at 200mg/mL and compound identity as Testosterone Cypionate. A certificate of analysis is available on request for this specific lot number.

Testosterone Cypionate is a long acting esterified testosterone with a half-life of 8–12 days slightly longer than Testosterone Enanthate's 7–10 days. Both are pharmacologically very similar and largely interchangeable in research protocols. Cypionate is the more commonly prescribed testosterone ester in North America, while Enanthate is more prevalent in Europe. At equivalent doses both produce comparable serum testosterone levels, anabolic effects, and hormonal profiles.

The 200mg/mL concentration is the standard pharmaceutical concentration for Testosterone Cypionate, matching the original Depo Testosterone pharmaceutical formulation. This concentration offers excellent solubility in grape seed oil without requiring high solvent levels, producing a comfortable injection with minimal post injection site reactions. For TRT research targeting 200mg per week, a single 1mL injection delivers the full weekly dose making dose measurement straightforward and precise.

Due to its 8–12 day half-life, Testosterone Cypionate is typically administered once or twice weekly. Once weekly administration at 200mg (1mL) is the most common TRT research schedule. Twice weekly administration splitting into two equal 100mg (0.5mL) injections produces tighter peak to trough serum testosterone stability; the preferred approach in TRT research where hormonal consistency is the primary objective. This 10mL vial provides sufficient compound for 10 weekly doses or 20 twice weekly doses.

Yes! This F-40 Biotech batch has been independently HPLC tested by an accredited third party laboratory confirming concentration accuracy at 200mg/mL and compound identity as Testosterone Cypionate. A certificate of analysis is available.

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TEST C 200mg/mL - Grape Seed Oil - 10mL Vial

TEST C 200mg/mL - Grape Seed Oil - 10mL Vial