What is Testosterone Cypionate
Testosterone Cypionate is a slow-acting testosterone ester widely used by athletes, bodybuilders, and men on TRT. This compound is as natural as it gets, a primary male hormone, the gold standard.
One of the main differences between test and testosterone esters is the ability to control hormone release in the body, reducing the need for frequent injections.
Testosterone Cypionate can be injected once a week because its half-life is 14 days. However, it can be beneficial to inject Test Cyp two times a week to avoid peaks and dips in testosterone serum levels.
Testosterone Cypionate vs Other Testosterone Esters Comparison Table
The only difference between testosterone esters, whether it’s a single testosterone ester, blend, or test suspension, is the active half-life.
You may need to inject some esters more frequently, for example, Test Propionate. Post-injection pain can be more pronounced, specifically with Testosterone suspension.
With Test Cyp, you can perform intramuscular injections once or twice a week.
Compound |
Active ingredient |
Half-life |
Dosage |
Injection Frequency |
Testosterone Cypionate |
Testosterone Cypionate |
7–8 days |
250–750 mg/week |
Preferably two times per week (split the dosage), but can be injected once a week |
Testosterone Enanthate |
Testosterone Enanthate |
11 days |
200–750 mg/week |
Every 3 to 5 days (2–3 times per week) |
Testosterone Propionate |
Testosterone Propionate |
16–19 hours |
100–200 mg/EOD |
Every other day |
Testosterone Suspension |
Testosterone |
up to 2 hours |
25-100 mg/EOD |
Every day or every other day |
Sustanon |
Testosterone Propionate; Testosterone Phenylpropionate; Testosterone Isocaproate; Testosterone Decanoate |
14–18 days |
200–800 mg/week |
Preferably two times per week (split the dosage), but can be injected once a week |
Test 400 |
Testosterone Cypionate; Testosterone Propionate; Testosterone Enanthate |
7–8 days |
400–800 mg/week |
Preferably two times per week (split the dosage), but can be injected once a week |
Testosterone Cypionate Benefits
Bodybuilders can increase their muscle mass up to 25 lbs due to enhanced protein synthesis and nitrogen retention. You can improve your strength stats and energy levels through enhanced RBC production and an optimal anabolic environment for progressing.
Some of the other benefits may include increased libido and improved sexual performance, reduced body fat content, and great pumps.
Testosterone Cypionate and TRT
Testosterone Cypionate can be used for TRT. If your libido is low, you are constantly feeling lethargic, irritated, or tired, it may be due to low testosterone levels. You can get your life back on track and prevent age-related changes by restoring your testosterone levels to normal.
The dosage for TRT is significantly lower than for performance-enhancing purposes: 70–250 mg/week. Men on TRT can inject Test Cyp once per week; there’s no need for more frequent administration.
Testosterone Cypionate Side Effects
Testosterone Cypionate can cause the following side effects:
- Testosterone suppression;
- Water retention;
- Gynecomastia;
- Hypertension;
- Acne;
- Virilization effects;
- Polycythemia;
- Nausea;
- Hair thinning;
- PIP and irritation at the injection site;
- Aggression.
Contraindications and Precautions
Testosterone Cypionate can’t be used by women or patients who have been diagnosed with severe cardiovascular, renal, or hepatic disorders. If the individual has breast or prostate cancer, Test Cyp won’t be recommended as well.
Testosterone Cypionate Dosage
The recommended dosage for Testosterone Cypionate is 250–750 mg/week, with a cycle length of 8 to 12 weeks. Beginners should start with 250 mg/week, but advanced users can inject 400–500 mg/week from the first week of the cycle.
How to Take Test Cyp
Testosterone Cypionate can be injected intramuscularly or subcutaneously. Intramuscular injections have better bioavailability and a faster absorption rate, so they are a preferable administration method.
Even though Test Cyp can be injected once a week due to its prolonged half-life, it’s recommended to split the dosage and perform injections twice a week.
Best Stacks with Testosterone Cypionate
Beginner Cycle with Testosterone Cypionate
Week |
Test Cyp, mg/week |
Arimidex, mg/EOD |
HCG, IU/week |
Nolvadex, mg/day |
1–2 |
250–500 |
― |
― |
― |
3–10 |
250–500 |
1 |
― |
― |
11–12 |
― |
― |
2000 |
Off-cycle gap |
12–13 |
― |
― |
― |
40 |
14–15 |
― |
― |
― |
20 |
Bulking Cycle with Test Cypionate
Week |
Test Cyp, mg/week |
Dbol, mg/day |
Deca, mg/week |
Arimidex, mg/EOD |
Nolvadex, mg/day |
Clomid, mg/day |
1–2 |
500–600 |
25–50 |
400–500 |
― |
― |
― |
3–10 |
500–600 |
25–50 |
400–500 |
1 |
― |
― |
11–12 |
500–600 |
― |
― |
1 |
― |
― |
13–14 |
― |
― |
― |
― |
Off-cycle gap |
|
15–16 |
― |
― |
― |
― |
40 |
50 |
17–18 |
― |
― |
― |
― |
20 |
25 |
Common Questions About Test Cyp
Are Testosterone Cypionate and Testosterone Enanthate Interchangeable?
Yes, you can use both of these esters for performance-enhancing purposes. The difference between them is in their half-life. Test E should be injected every three to five days, whereas Test Cyp can be injected every five to seven days.
Where Do You Inject Testosterone Cypionate?
If you want to inject Testosterone Cypionate intramuscularly, the best injection sites are the glutes, quads, or delts. The compound can be injected subcutaneously into the stomach or thighs.
Does Testosterone Cypionate Expire?
Yes, Testosterone Cypionate expires after 24 months after the manufacture date. It’s not recommended to inject Test Cyp once it has expired.
Reviews
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Michael
24.02.22
no stress, legit gear
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Tim
03.02.22
great
High-quality Test C. Clear oil with no pip. Vials presentation also high quality. Pro gear.
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Will
17.01.22
good gear
It is the smoothest Test C that I got so far. Using it for bulking and stacking it with Dbol.Gained over 15 lbs in less than 6 weeks. Good gear.
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Thomas
08.12.21
great
Compared to other sources that I used before,this Test C is clean and clear. I can tell that it is legit because it increased strength and libido as it should.Another sign that I use and know if I run a good test ester is increased oily skin.
Always a stress-free experience. Friendly and helpful support, accuracy and fast shipping. All supplies are always in stock. If I need something ASAP like Femara or Nolva, I know I can get it in a matter of days.