General Description

Boldenone undecylenate, a derivative of testosterone, has reduced androgenic and estrogenic properties compared to testosterone. Its long ester chain controls hormone release in the body. With only 50% of the estrogen conversion ability of testosterone, it offers cleaner muscle growth. It enhances protein synthesis, nitrogen retention, suppresses corticosteroid secretion, promotes IGF-1 production, and increases red blood cell production. Boldenone undecylenate is safe and effective in enhancing metabolic capabilities. It leads to lean weight gain with slower effects than other steroids. It increases appetite, strength, and recovery capabilities. It can be used in both muscle-building and cutting phases. Standard dosage ranges from 400-1000mg per week for 8-12 weeks. It is versatile and compatible with other steroids.

Figure 1. Boldenone undecylenate

Functions and features

Boldenone undecylenate is a derivative of testosterone with a double bond added between carbon atoms one and two. This structural modification greatly reduces its androgenic and estrogenic properties compared to testosterone. Additionally, Boldenone undecylenate is attached to a long or large undecylenate ester chain, which controls the release time of the hormone in the body. Peak levels of Boldenone undecylenate are reached within 3-4 days after injection and it continues to be released for approximately twenty-one days. Due to its structural changes, Boldenone undecylenate has only 50% of the ability to convert into estrogen compared to testosterone. Although the possibility of estrogenic side effects still exists, it varies among individuals compared to testosterone. Despite its significant differences in synthetic metabolism compared to testosterone, Boldenone undecylenate allows users to achieve cleaner muscle growth due to its lesser estrogenic effects. From a synthetic metabolic perspective, Boldenone undecylenate shares many similarities with testosterone. It enhances protein synthesis efficiency, increases nitrogen retention in muscle cells, suppresses the secretion of corticosteroids, promotes the secretion of IGF-1, and enhances the production of red blood cells in the bloodstream. ¹

Efficacy

Boldenone undecylenate has been found to be safe in most users and can enhance synthetic metabolic capabilities in the body. In the past, it has been used to treat muscle wasting diseases and osteoporosis. When used as a non-competition muscle-building drug, Boldenone undecylenate can lead to lean weight gain, although its effects are relatively slow compared to other steroids like Deca, A50, or Dbol. These drugs may produce better muscle-building results than Boldenone undecylenate but come with the drawback of significant water retention. Another well-known characteristic is its ability to increase appetite, enhance strength, and improve recovery capabilities. During non-competition muscle-building cycles, it can increase both strength and muscle mass. However, one disadvantage is that it can be detected in the body for a long period of time after injection, sometimes up to five months. Boldenone undecylenate can also be used during cutting phases. It has an excellent effect on preserving muscle mass. During a cutting phase, it is essential to create a calorie deficit by burning more calories than you consume. In this state, there is a risk of muscle loss, even with a proper diet. However, Boldenone undecylenate can help maximize muscle preservation and adjust body composition. Boldenone undecylenate is typically used as an initial drug in the early stages of a cutting cycle, and its use is stopped halfway through to avoid any potential estrogenic side effects. ²

Dosage

The standard dosage range for Boldenone undecylenate is typically around 400-1000mg per week. Most males have good tolerance to the side effects produced by a dosage of 1000mg per week. In cutting cycles, it is common for many users to use Boldenone undecylenate for 8 weeks and then switch to other non-aromatizing drugs. In non-competition muscle-building cycles, 8 weeks is still considered the minimum duration, but a 12-week cycle has been proven to be more effective. Regardless of the duration, Boldenone undecylenate is known for its versatility and compatibility with other steroids. ³

Reference

1. Viljanto M, Kicman AT, Walker CJ, et al. Bioformation of boldenone and related precursors/metabolites in equine feces and urine, with relevance to doping control. Drug Test Anal. 2020;12(2):215-229.

2. Mohammed HH, Badawi ME, El-Tarabany MS, Rania M. Effects of boldenone undecylenate on growth performance, maintenance behaviour, reproductive hormones and carcass traits of growing rabbits. Pol J Vet Sci. 2016;19(2):245-251.

3. WHAT IS BOLDENONE UNDECYLENATE? Workoutmag.