Independent reference & toolkit 100 compounds graded · Last reviewed June 2026

Compare · Anabolic steroid

Mesterolone vs Methandrostenolone

Both are anabolic steroid compounds. Here's how they line up on the evidence — graded the same way.

MesteroloneMethandrostenolone
Evidence 1/10 9/10
ClassAnabolic steroidAnabolic steroid
SummaryMesterolone is an oral, DHT-derived anabolic-androgenic steroid once sold abroad for male hypogonadism and idiopathic infertility. Controlled human trials for its two historic uses (fertility, mood) are negative or unconvincing, and its performance 'anti-estrogen' reputation has no strong human evidence.An oral 17α-alkylated anabolic-androgenic steroid (not a peptide) with real but modest controlled-trial evidence for gains in body weight and lean mass; it is a Schedule III controlled substance with no current US medical use and well-documented liver, cardiovascular, and hormonal harms.
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Mesterolone

Mesterolone, almost always sold under the brand name Proviron, is a man-made oral steroid. More precisely, it's an anabolic-androgenic steroid (AAS) — a synthetic relative of the male hormone dihydrotestosterone (DHT). It's an androgen (a male-hormone-type drug), not a peptide and not a SARM.…

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Methandrostenolone

Methandrostenolone — known around the world as metandienone or methandienone, and by the brand name Dianabol — is one of the most famous anabolic-androgenic steroids ever made (a class of muscle-building drugs based on the hormone testosterone). It is a lab-made cousin of testosterone, not a…

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