SP-Laboratories ENANTHATE



Package: 1 vial (250mg/ml 10 ml)
Active Substance: Testosterone enanthate
Product name: Testosterone enanthate, Test E, Enanthate


Testosterone Enanthate, commonly known as Test E, is an injectable form of the testosterone hormone. Manufactured by SP-Laboratories, Test E has gained popularity in both medical and athletic circles due to its numerous applications. This article will delve into its general description, indications, contraindications, uses in bodybuilding and sports, medical actions, combination with other drugs, recommended dosage, and potential side effects.

General Description:

Testosterone Enanthate is a synthetic form of the male sex hormone testosterone. It is formulated as an oil-based solution for intramuscular injection. SP-Laboratories has developed Test E to provide a slow and sustained release of testosterone into the bloodstream after injection.


In the medical field, Testosterone Enanthate is primarily indicated for the treatment of hypogonadism, a condition characterized by low testosterone levels in males. It helps restore hormonal balance, improving symptoms such as fatigue, reduced libido, and muscle loss.


While Test E offers various benefits, it is not suitable for everyone. Contraindications include individuals with prostate or breast cancer, hypersensitivity to testosterone or any ingredients in the formulation, and pregnant or breastfeeding women. It’s essential to consult a healthcare professional before starting any testosterone replacement therapy.

Uses in Bodybuilding and Sport:

Testosterone Enanthate has gained significant popularity among bodybuilders and athletes due to its anabolic properties. It helps enhance muscle growth, strength, and overall athletic performance. Athletes often use it during bulking cycles to pack on lean muscle mass and improve recovery times.

Testosterone Enanthate is celebrated among bodybuilders and athletes for its anabolic properties. Anabolic compounds contribute to muscle growth by promoting protein synthesis and nitrogen retention within muscle tissues. This leads to an increase in lean muscle mass and improved muscle recovery, both crucial factors for individuals seeking to excel in their sport or achieve their aesthetic goals.

  1. Bulking Phases: During bulking cycles, athletes aim to pack on substantial muscle mass. Test E is often incorporated as a foundational compound due to its ability to facilitate rapid muscle growth. By promoting protein synthesis, Test E supports the development of new muscle fibers, enabling athletes to make significant gains in size and strength.
  2. Enhanced Recovery: Intense training can lead to muscle breakdown and fatigue. Test E’s impact on nitrogen retention aids in reducing muscle catabolism, allowing athletes to recover more efficiently between workouts. This enhanced recovery translates to more frequent and intense training sessions, contributing to overall progress.
  3. Increased Strength: Strength gains are a sought-after aspect of sports performance. Test E’s ability to increase muscle mass directly correlates with improved strength levels. As athletes engage in resistance training, the additional muscle mass built with the help of Test E can lead to enhanced power and force generation.

Medical Action:

Test E functions similarly to endogenous testosterone. It binds to androgen receptors, promoting protein synthesis, nitrogen retention, and the production of red blood cells. These actions lead to increased muscle mass, bone density, and overall vitality.

Combination with Other Drugs:

In bodybuilding circles, Testosterone Enanthate is often stacked with other compounds to optimize results. It may be combined with anabolic steroids like Deca-Durabolin for enhanced muscle gains or with compounds like Anavar for cutting phases. However, these combinations should be approached with caution and under the guidance of a medical professional to minimize potential risks.

In the world of performance enhancement, athletes and bodybuilders often explore combinations of different compounds to maximize results. When it comes to Test E, its synergy with certain drugs can yield impressive outcomes. However, it’s crucial to approach such combinations with a clear understanding of the potential benefits and risks, preferably under the guidance of a healthcare professional.

  1. Deca-Durabolin (Nandrolone Decanoate): Deca-Durabolin is an anabolic steroid known for its ability to support joint health and enhance muscle growth. When combined with Test E, athletes may experience a synergistic effect, amplifying muscle gains and further improving recovery. This combination is particularly favored during bulking phases.
  2. Anavar (Oxandrolone): For individuals aiming to cut body fat while preserving muscle mass, Test E can be effectively combined with Anavar. Anavar’s mild anabolic properties complement Test E’s muscle-preserving effects, allowing athletes to achieve a leaner physique without sacrificing hard-earned muscle.
  3. Aromatase Inhibitors (AIs): Since Test E can aromatize, or convert to estrogen, the use of aromatase inhibitors like Arimidex or Aromasin might be necessary to manage estrogen-related side effects. These inhibitors help control estrogen levels, reducing the risk of gynecomastia and water retention.


The dosage of Test E varies based on the individual’s goals, experience, and tolerance. In medical settings, the typical dosage for hypogonadism treatment ranges from 50 to 400mg every two to four weeks. In bodybuilding and athletic use, dosages are often higher, ranging from 200 to 600mg per week. It’s crucial to start with the lowest effective dose and adjust gradually to prevent adverse effects.

Side Effects:

While Testosterone Enanthate can offer significant benefits, it’s essential to be aware of potential side effects. These can include:

  1. Estrogen-related effects: Due to the conversion of testosterone to estrogen, individuals may experience gynecomastia (breast tissue enlargement) or water retention.
  2. Androgenic effects: Hair loss, acne, and increased body hair are possible due to the androgenic nature of testosterone.
  3. Cardiovascular risks: Elevated testosterone levels can impact cholesterol levels, potentially increasing the risk of cardiovascular issues.
  4. Suppression of natural testosterone production: Prolonged use of exogenous testosterone can lead to testicular atrophy and reduced natural testosterone production.


Testosterone Enanthate, manufactured by SP-Laboratories, offers a versatile solution for both medical and performance-enhancing purposes. From addressing hypogonadism to aiding athletes in achieving their fitness goals, Test E has proven its efficacy. However, its use should be approached with caution, considering individual needs and potential risks. Consulting a healthcare professional before beginning any form of testosterone therapy is crucial to ensure safe and optimal results.