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Batch COA on requestPage checked Oct 2026
ZionovaInjectables SteroidsIn stock
Zionova Testosterone Cypionate
10 ml vial
★★★★★4.913 reviewsBuy Zionova Testosterone Cypionate (Testosterone Cypionate) online in Canada. Lab-tested injectable steroid delivering long-acting testosterone for steady muscle development, improved energy, and enhanced well-being. Order from SteroidsCanada.is for guaranteed quality, discreet packaging, and fast Canadian shipping.
🚚Free shipping on orders over $300 CAD. Add $204 more with this item to qualify.
Needed with this: Syringes Pack of 10 - 25 Gauge - 3mlUse a new sterile syringe for every injection. $18Add🛡 Delivery guaranteed: lost or seized, we reship your order free. Delivery policy
You will need
Also in a kit · 10% off
First Cycle Kit7 items · $518.40See kitIt ships by Canada Post Xpresspost with tracking.
- Ships from inside Canada
- Plain, unbranded box
- Pay by Interac e-Transfer
- Lost or seized: reshipped free
- Compound
- Testosterone cypionate
- Strength
- 250 mg/ml
- Pack
- 10 ml vial
- Total per order
- 2,500 mg
- Form
- Injectable (oil)
- Half-life
- About 5-8 days
- Value
- $0.038 per mg
01The basics
What Zionova Testosterone Cypionate is
Testosterone cypionate is the form of injectable testosterone most often prescribed in North America for testosterone replacement therapy (TRT); Depo-Testosterone is the best-known brand. The cypionate ester makes the hormone release slowly from an oil depot in the muscle, so injections are needed only once or twice a week. Each 10 ml Zionova vial contains 250 mg per ml, 2,500 mg in total.
It’s also the most common starting point for people using testosterone to build muscle. Either way, an outside dose replaces your own production, so knowing the side effects and getting regular bloodwork matter.
02Molecule
The molecule
What is actually in the vial or tablet, from the public chemistry databases of the U.S. National Library of Medicine.

03How it works
How it works
Once released from the ester, cypionate is simply testosterone. It activates androgen receptors throughout the body, boosting muscle protein synthesis, red blood cell production and bone density.
- Long-acting: cypionate’s half-life is about 5–8 days. Levels peak within a couple of days of an injection, then drift down over the week.
- Converts to estradiol: some testosterone is turned into estrogen by aromatase. That’s normal and necessary, but at higher doses it can lead to bloating and breast tissue growth.
- Converts to DHT: this stronger androgen drives acne, oily skin and hair loss in men with a family history of baldness.
04Half-life
Half-life, in plain numbers
A half-life of about 5-8 days means half of what is in the body is gone after that time, then half of the rest, and so on. The ester decides how slowly the hormone leaves the injection depot, which is why long esters are injected less often than short ones.
- One half-life
- 6.5 days
- About 97% gone
- 32.5 days
- Levels level out with regular use after
- 26 days–32.5 days
A textbook model built from the half-life alone. Real numbers vary from person to person.
05Clinical reference
Dosing information
Clinical reference. Endocrine Society guidelines for low testosterone suggest 75–100 mg once a week or 150–200 mg every two weeks, then adjusting based on bloodwork. The prescribing label for testosterone cypionate lists 50–400 mg every 2–4 weeks.
At 250 mg per ml, 100 mg is 0.4 ml and 200 mg is 0.8 ml. Doses used for physique goals are usually several times higher than replacement, and every risk on this page rises with dose and length of use.
Talk to a doctor before use, and get bloodwork before, during and after.
06Measure it
Measure it
Type in the amount your prescriber gave you, or the one you are working from, and this turns it into what to draw up or count out from this exact product. It only does the arithmetic; it never suggests an amount.
Result
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Enter your amount
- —
- —
Arithmetic from the strength printed on this product. Always check your own vial or bottle, follow your prescriber, and ask a pharmacist to show you how to measure if you are unsure.
07Injection sites
Where it is injected
Testosterone Cypionate is an oil, so it goes deep into a large muscle with a regular needle: never just under the skin and never into a vein. These are the muscles standard nursing guidance uses.
1Hip (ventrogluteal)Gluteus medius and minimusIM
- Lie on your side or stand. Put the heel of your hand on the bony knob at the top of the thigh (greater trochanter): left hand on the right hip, right hand on the left.
- Point your index finger at the bony front of the hip (anterior superior iliac spine) and fan your middle finger back along the hip crest to make a V.
- The site is the middle of that V.
Why it is used. Many nursing programs now teach it first. The muscle is thick, the fat over it is thin and fairly even, and no large nerve or vessel crosses the target area.
Careful. The landmarks take a few tries to find on your own body. A mirror or a helper makes the first ones easier.
Locating the hip site on a real personConcordia University Ann Arbor, School of NursingSection 0:00–0:58 of their video · YouTube
2Outer thigh (vastus lateralis)Vastus lateralis, quadricepsIM
- Sit down. Find the bony knob at the top of the thigh and the top of the kneecap.
- Divide the distance between them into three equal parts.
- Use the middle part, on the outer front of the thigh, roughly where a trouser seam would run.
Why it is used. The easiest large muscle to see and reach on yourself, with plenty of muscle to work with.
Careful. Stay on the outer side. The femoral artery, vein and nerve run along the inner front of the thigh. It can feel stiff for a day or two.
Outer thigh: the landmarks, step by stepDr. Nabil Ebraheim, MD, Orthopaedic surgeon, University of ToledoSection 0:06–1:05 of their video · YouTube
3Shoulder (deltoid)DeltoidIM
- Find the bony ridge at the top of the shoulder (acromion).
- Measure two to three finger-widths straight down from it.
- Inject into the thickest part of the muscle on the outer side of the arm, well above the armpit line.
Why it is used. Quick to reach and the usual place for vaccines. Good for small volumes.
Careful. A small muscle: larger amounts hurt and can leak back out. Going too low on the arm risks the axillary and radial nerves.
Shoulder injection and the nerves to stay clear ofDr. Nabil Ebraheim, MD, Orthopaedic surgeon, University of ToledoSection 0:06–3:16 of their video · YouTube
!Upper buttock (dorsogluteal)Gluteus maximusIM
- Picture a cross dividing one buttock into four quarters.
- The traditional site is the upper outer quarter, close to the hip crest.
- The hip (ventrogluteal) site reaches the same gluteal muscles with landmarks that are easier to trust.
Why it is used. Still shown in many older guides because the muscle is so large.
Careful. The sciatic nerve and the superior gluteal artery are close by, and the fat layer is often thick enough that oil ends up in fat instead of muscle.
Buttock quadrants and the sciatic nerveDr. Nabil Ebraheim, MD, Orthopaedic surgeon, University of ToledoSection 0:08–1:24 of their video · YouTube
Route for Testosterone CypionateInto the muscle (IM)
- Hip, thigh or shoulderLong-ester oils like this one tend to be smooth on the muscle, so all three common sites are used. Keep the shoulder for smaller volumes.
- Rotate sidesGoing back to the same spot before it has healed builds lumps and scar tissue. Most people rotate through at least four spots: both hips and both thighs.
- Warm it in your handRolling the vial between your palms for a minute thins the oil so it pushes more easily. Never heat it in water or a microwave.
- Wash your hands
- Alcohol on the stopper and skin, let it dry
- New sterile needle and syringe every time
- Never share any of it
- Sharps into a puncture-proof container
General reference from standard nursing injection guidance, not medical advice. Spreading redness, heat, swelling, pus, fever, numbness or pain that keeps getting worse needs a doctor. A pharmacist or nurse can show you the technique in person.
08Brand vs brand
Brand vs brand
The same compound from another maker. What changes is the pack, the strength per tablet or ml, and the price per unit.

Zionova Testosterone Cypionate
- Strength
- 250 mg/ml
- Pack
- 10 ml vial
- Total
- 2,500 mg
- Per unit
- $0.038 per mg
- Rating
- 4.9 ★ (13)
$96.00

Testosterone Cypionate Genetix Pharma
- Strength
- 250 mg/ml
- Pack
- 10 ml vial
- Total
- 2,500 mg
- Per unit
- $0.038 per mg
- Rating
- 5.0 ★ (3)
$96.00
Add to cart09Risks
Side effects and risks
Most problems with testosterone are dose-related, and most show up in bloodwork before you feel them.
Natural production stops
Your brain senses the extra testosterone and stops sending LH and FSH to the testes. Natural testosterone and sperm production fall, and the testes shrink. Fertility usually returns after stopping, but it can take months or longer.
High red blood cell count
Testosterone stimulates red blood cell production. If hematocrit climbs too high (polycythemia), blood gets thicker and the risk of clots rises. Donating blood or lowering the dose are the usual fixes.
Cardiovascular strain
Higher blood pressure, lower HDL cholesterol and fluid retention are common at doses above replacement levels. Watch your blood pressure and keep up regular cardio.
Gynecomastia and water retention
Excess estradiol can cause tender, swollen nipples and lasting breast tissue. Early bloodwork lets you adjust before it becomes permanent.
Sleep, skin and mood
Testosterone can worsen sleep apnea and cause acne, oily skin, hair thinning and irritability. Snoring or waking up exhausted is worth mentioning to a doctor.
Don’t use it if you
Are under 18, pregnant or breastfeeding, have prostate or breast cancer (or a history of it), untreated sleep apnea, high hematocrit, or significant heart, liver or kidney disease. Women risk virilization, including a permanently deeper voice.
10Interactions
Interactions
Medicines and substances that change how this product behaves, or that it changes. Show this list to your pharmacist along with everything else you take.
- SeriousWarfarin and other blood thinners
Androgens make warfarin work harder. INR can rise quickly and bleeding has been reported, so the blood thinner usually needs closer checks and often a lower dose.
- CautionInsulin and diabetes tablets
Anabolic steroids can lower blood sugar and change insulin sensitivity, so diabetes medicines may need to be adjusted.
- CautionPrednisone and other corticosteroids
Both hold on to salt and water. Together they make swelling and blood-pressure rises more likely, which matters most with heart, liver or kidney disease.
- Good to knowOral steroids at the same time
An oral 17-alpha-alkylated steroid adds liver strain and pushes HDL cholesterol down further on top of what this injectable already does.
11Bloodwork
Bloodwork checklist
Test before your first injection, again at 6–8 weeks, and 4–6 weeks after your last. If you’re on TRT, repeat every 3–6 months once stable. For accurate testosterone levels, take the test midway between injections.
- Testosterone: total and free
- Estradiol (ask for the sensitive test)
- LH and FSH, to see how suppressed you are
- CBC, with hematocrit and hemoglobin
- Lipids and a liver panel
- PSA for men over 40
- Blood pressure at home, weekly
12After a course
Post-cycle therapy and support
If you’re coming off testosterone rather than staying on TRT, post-cycle therapy (PCT) with a SERM such as tamoxifen (Nolvadex) or clomiphene (Clomid) is commonly used to help your own production restart. With cypionate’s long ester, PCT usually starts about two weeks after the final injection.
An aromatase inhibitor such as anastrozole (Arimidex) is sometimes kept on hand, but only bloodwork showing high estradiol with symptoms justifies using one. Driving estrogen too low causes joint pain, flat mood and low libido. See Pairs well with below.
13Pairs well with
Pairs well with
14Delivery
Delivery across Canada
Everything ships from inside Canada, so there is no border, no customs and no currency conversion.
- DispatchOrders ship by Canada Post Xpresspost, with tracking within 72 hours of payment. Customers commonly report 2 to 4 days to arrive, depending on the province and postal code.
- PackagingA plain outer box with no product names or branding.
- Delivery guaranteeIf a parcel is lost or seized in transit, we reship it free. Delivery policy
- ReturnsBecause of what these products are, opened or delivered orders can’t be returned. A wrong item is replaced free.
- PaymentInterac e-Transfer, priced in Canadian dollars.
15Questions
Common questions
Cypionate or enanthate: which should I choose?
They’re nearly interchangeable. Cypionate lasts slightly longer, but both are injected once or twice a week at the same doses. Pick the one you can get consistently.
How often do I inject testosterone cypionate?
Weekly is common on TRT; twice a week gives steadier levels and can reduce estrogen side effects. Every two weeks is possible, but levels swing more between shots.
How long until I notice it working?
Energy, libido and mood often improve within 3–6 weeks. Changes in muscle and body composition take longer, usually 3–6 months on replacement doses.
How should I store it?
Keep it at room temperature and out of light. If crystals appear when it’s cold, warm the vial and swirl until clear before drawing a dose.
How fast is shipping in Canada?
Orders ship by Canada Post Xpresspost, with tracking within 72 hours of payment, with tracking.
Is testosterone cypionate legal in Canada?
Testosterone and other anabolic steroids are Schedule IV substances under the Controlled Drugs and Substances Act. Personal possession isn’t an offence; trafficking, importing and exporting without authorization are.
How is my order packaged?
In a plain, unbranded box with no product names on the outside.
16Research
Research behind this page
The studies and guidelines the clinical and safety information above leans on. Every link opens the record on PubMed.
- 1Testosterone Therapy in Men With Hypogonadism: An Endocrine Society Clinical Practice Guideline
J Clin Endocrinol Metab2018Bhasin S et al.PMID 29562364
- 2The effects of supraphysiologic doses of testosterone on muscle size and strength in normal men
N Engl J Med1996Bhasin S et al.PMID 8637535
- 3Testosterone therapy and secondary erythrocytosis
Int J Impot Res2022White J et al.PMID 34987178
- 4Recovery of spermatogenesis following testosterone replacement therapy or anabolic-androgenic steroid use
Asian J Androl2016McBride JA, Coward RMPMID 26908067
17Reviews
What customers say
- 5 ★12
- 4 ★1
- 3 ★0
- 2 ★0
- 1 ★0
Pascal G.Verified order ·
★★★★★Thank you for the 5-star rating, Pascal! We hope you're happy with your Zionova Testosterone Cypionate, and we look forward to your next order.
Dustin R.Verified order ·
★★★★★Keep up the good work!
We really appreciate it, Dustin! We stand behind every product we ship, so this is great to hear. Thanks for shopping with us.
AnonymousVerified order ·
★★★★★Great service
Thanks for the great review! We're glad we could take good care of you. We're glad you're happy with the quality. Thanks for choosing SteroidsCanada.is.
John B.Verified order ·
★★★★★Great product second time ordering
Thanks so much, John! We're grateful for your continued support. Happy to hear the Zionova Testosterone Cypionate was what you were looking for. Thanks for choosing SteroidsCanada.is.
Matthew L.Verified order ·
★★★★★Thanks for the five stars, Matthew! We're glad your Zionova Testosterone Cypionate order came through well. We appreciate you choosing us.
DominicVerified order ·
★★★★★Very good product, fast shipping as usual.
Thank you for the kind words, Dominic! Getting orders packed and tracked quickly is something we work hard at, so we're glad it showed. We're grateful for your continued support. Thanks for shopping with us.
After your order is delivered we email you a link to review it.
Educational information only, not medical advice. Talk to a doctor or pharmacist before using any anabolic steroid, hormone, peptide or prescription drug. Adults 18+ only. Sold and shipped from Canada by SteroidsCanada.is.









