TRT Dosage Calculator

Understanding the intricacies of Testosterone Replacement Therapy (TRT) can be challenging, especially when it comes to finding the right dosage to start your therapy. This is where our TRT calculator comes in, a comprehensive tool designed to help guide your TRT journey.

Our TRT calculator is built with the aim of providing you an easy, reliable, and accurate means of determining an appropriate starting dosage for your testosterone replacement therapy. The calculator considers various factors, such as your age, weight, current testosterone levels, and overall health status, which are crucial to determining an optimal dosage.

Please keep in mind, while this tool provides an excellent starting point, it does not replace professional medical advice. We highly recommend discussing your results with a healthcare provider who can provide personalized guidance based on your unique health profile.

The TRT calculator is designed to reduce the complexity of the process and provide a clearer path to managing your hormone levels effectively. We hope that this tool can be a valuable first step on your journey to improved health and wellness through testosterone replacement therapy.

Ready to take the first step? Let’s get started with the TRT calculator! 

If you would like to see our math and formula, scroll to the bottom.

Warning: The content on and the calculator included in this article is intended for entertainment and informational purposes only. It is not intended nor implied to be a substitute for professional medical advice. Prior to buying anything, check that it is compliant where you live with your current government laws, for a complete list of legal testosterone clinics that can do proper testing go here.

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TRT Dosage Calculator

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Typical TRT Dosage

The typical dosage of testosterone replacement therapy (TRT) varies depending on the individual’s needs and medical history. Generally, a starting dosage of 50 to 100 milligrams of testosterone per week is recommended, with adjustments made as necessary based on lab tests and symptoms.

Typical TRT Frequency

The frequency of TRT injections also varies, but most patients receive injections once or twice a week. Some doctors may prescribe a different schedule based on the individual’s needs and lifestyle.

Typical TRT Dosage for Bodybuilding

Bodybuilders who use testosterone for performance enhancement typically use much higher doses than those used in TRT. Typical dosages range from 200 to 1000 milligrams per week, and some users may take even higher amounts. However, such high doses can increase the risk of side effects and are not recommended for non-medical purposes.

Differences between Types of Testosterone

There are several types of testosterone used in TRT and bodybuilding, including testosterone cypionate, and testosterone enanthate. Each type has its own characteristics in terms of half-life, speed of absorption, and potential side effects. Patients should work with their doctors to determine which type is best suited for their needs and medical history.

TRT Dosage Chart Example

here is a basic chart showing the common forms of testosterone used in testosterone replacement therapy (TRT) and their typical dosages. Please note that the actual dosage may vary depending on the individual’s needs and the specific formulation of the product. Always consult with a healthcare provider for personalized advice.

Type of TestosteroneTypical Dosage
Testosterone Cypionate50 to 200 mg per week (injections)
Testosterone Enanthate50 to 200 mg per week (injections)
Testosterone Propionate25 to 50 mg 2-3 times per week (injections)
Testosterone Undecanoate750 mg (3 mL) at initiation, at 4 weeks, and every 10 weeks thereafter (injections)
Testosterone Gel (e.g., AndroGel, Testim)5 to 10 g per day (topical)
Testosterone Patch (e.g., Androderm)2.5 to 5 mg per day (transdermal)
Testosterone Buccal Tablets (e.g., Striant)30 mg twice daily (buccal)

This chart does not include every form of testosterone available for TRT, but it covers some of the most commonly prescribed forms. The dosages listed are typical starting doses and may be adjusted by a healthcare provider based on the patient’s response to treatment, testosterone levels, and side effects. The route of administration (e.g., injection, topical, transdermal, buccal) also varies between different types of testosterone.

It’s also important to note that TRT is a long-term treatment and it generally takes several weeks to months to see noticeable changes in symptoms. Regular monitoring of testosterone levels, symptoms, and side effects is necessary during TRT to ensure the treatment is safe and effective.

20 – 25101Actual Test Levels
Tesosterone Quiz
25 – 3011 – 21<300Low1.35
30 – 351.153 – 41300 – 650Med1.15
35 – 401.24 – 61.15>650High1
40 – 451.3>71.35   
45 – 501.35     
Total Testosterone per Week = ((150mg x Age Factor) + (150mg x Activity Level Factor) + (150mg x Testosterone Result Ratio)) / 3
10 – 152     
15 – 203     
Total Injections per Week = Bodyfat Ratio
1. Concentration of the Vial
2. Size of the Vial
mg per vial = (mg concentration) x (how big is the vial)
How long Will a Vial Last (In weeks) = (mg per vial) / (Testosterone per Week)
How long Will a Vial Last (In injections) = (mg per vial) / (Testosterone per Shot)
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