Metandienone (Dianabol)
Active Substance: Metandienone
Description
What is Metandienone (Dianabol)?
Metandienone, also known as methandienone or methandrostenolone, is an androgen and anabolic steroid (AAS) that was first developed in the 1950s. It is most commonly known by its brand name, Dianabol (or D-bol). While it was originally intended for therapeutic use, such as for muscle wasting conditions, it has since been largely discontinued and is now a controlled substance in many parts of the world. It is still widely used non-medically for physique- and performance-enhancing purposes, particularly among bodybuilders and athletes.
Side Effects and Benefits
Benefits
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Rapid Muscle Mass and Strength Gains: Dianabol is known for its ability to produce dramatic increases in protein synthesis, glycogenolysis, and muscle strength in a short amount of time.
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Enhanced Nitrogen Retention: It promotes a positive nitrogen balance in the body, which is crucial for muscle growth.
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Improved Recovery: Dianabol's anti-catabolic properties can help reduce muscle protein breakdown, leading to faster recovery after intense workouts.
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Increased Energy: By increasing glycogenolysis (the breakdown of glycogen into glucose), it can provide more energy for intense physical activity.
Side Effects
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Hepatotoxicity (Liver Toxicity): This is one of the most significant risks associated with oral use of Dianabol. Prolonged use can lead to liver damage, and in some cases, life-threatening conditions like blood-filled cysts (peliosis hepatis) and liver tumors.
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Estrogenic Side Effects: Dianabol can be aromatized into estrogen, which can lead to side effects such as gynecomastia (development of breast tissue in males), fluid retention, and high blood pressure.
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Androgenic Side Effects: While it has a higher anabolic-to-androgenic ratio than testosterone, it still possesses moderate androgenic activity. This can cause side effects like acne, oily skin, male pattern baldness, and in women, virilization (the development of male characteristics) such as a deepened voice and facial hair.
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Cardiovascular Issues: Anabolic steroid use, including Dianabol, can lead to cardiovascular problems such as high blood pressure and an increased risk of heart attack or stroke.
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Hormonal Imbalances: It can suppress the body's natural testosterone production, leading to testicular atrophy (shrinking of the testicles) and low sperm count.
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Psychological Effects: Mood swings, irritability, and aggressive behavior (often referred to as "roid rage") are potential psychological side effects.
Pros and Cons
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Pros: Rapid and significant gains in muscle mass, strength, and improved recovery.
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Cons: Severe health risks, including liver damage, cardiovascular issues, and hormonal imbalances. The gains may be partly due to water retention, and the psychological effects can be significant. The long-term consequences of its use can be irreversible.
Dosage and Frequency
Information on dosage and frequency is not provided as it is a controlled substance and misuse can be dangerous. The use of anabolic steroids should only be considered under the strict guidance of a qualified healthcare professional, which is rare due to the associated risks and legal status.
Half-Life and Detection Time
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Half-life: The elimination half-life of Metandienone is relatively short, approximately 3 to 6 hours. This is why some users take it multiple times a day.
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Detection time: Despite its short half-life, Metandienone can be detected in urine for several weeks, and in some cases, months, due to its metabolites.
Sterogenic, Progestogenic, and Prolactin Effects
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Estrogenic: Dianabol has moderate estrogenic effects because it is a substrate for the aromatase enzyme, which converts it to the potent estrogen, methylestradiol. This is what leads to side effects like gynecomastia and water retention.
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Progestogenic: Dianabol has no known progestogenic activity.
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Prolactin: While some steroids can affect prolactin levels, there is no direct evidence that Metandienone has a significant impact on prolactin. However, it's important to note that hormonal imbalances from steroid use can have a cascading effect on the endocrine system.
Anabolic-Androgenic Ratio
The anabolic-androgenic ratio of Metandienone is often cited as 90-210:40-60. It is a derivative of testosterone, which has a ratio of 100:100. The higher anabolic number indicates its strong muscle-building properties, while the lower androgenic number reflects its moderate androgenic effects compared to testosterone.
Pharmacological Properties
Half Life
4.3 hours
Active Dose
100%
Detection
0.89 days
Concentration
10 mg/tab
Anabolic/Androgenic Profile
Usage Effectiveness
Activity Profile
Estrogenic
High
Progestanic
None
Water Retention
High
Aromatization
Yes
Benefits
Dosage Recommendations
Beginner
20-40 mg/week
Intermediate
40-60 mg/week
Advanced
60-100 mg/week
Evidence-based planning resources
Dive deeper into Metandienone (Dianabol) cycle design, stacking options, and harm-reduction checklists available inside Anabolic Planner.
- Metandienone (Dianabol) compound database overviewCompare Metandienone (Dianabol) with other steroid agents in the structured compound index.
- Metandienone (Dianabol) stack and cycle templatesReview evidence-based cycle outlines, dose progressions, and PCT pairings that incorporate Metandienone (Dianabol).
- Harm-reduction guide for Metandienone (Dianabol)Refresh safety monitoring, lab work, and countermeasure strategies tailored for Metandienone (Dianabol) protocols.
Peer-reviewed reference material
Validate mechanisms, contraindications, and regulatory guidance for Metandienone (Dianabol) with trusted clinical databases.
- Metandienone clinical research on PubMedSearch peer-reviewed human and veterinary studies discussing efficacy, endocrine impact, and contraindications.
- Metandienone pharmacology via Drug Information PortalReview mechanisms, synonyms, regulatory status, and toxicology summaries from the U.S. National Library of Medicine.
Side Effects
Common
Rare
Severe
Safety Information
Liver Toxicity
High
Kidney Toxicity
Low
Cardiovascular Risk
Moderate
Disclaimer: This information is for educational purposes only. Always consult with a qualified healthcare professional before using any compounds.