Compare · Anabolic steroid
Mesterolone vs Stanozolol
Both are anabolic steroid compounds. Here's how they line up on the evidence — graded the same way.
| Mesterolone | Stanozolol | |
|---|---|---|
| Evidence | No credible evidence | Preliminary human |
| Class | Anabolic steroid | Anabolic steroid |
| Summary | Mesterolone 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. | Stanozolol is an oral/injectable anabolic-androgenic steroid with a famous doping history; its physique reputation rests on weak evidence, while its harmful effects on lipids and the liver are robustly documented. |
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Mesterolone
Mesterolone, almost always known by the brand name Proviron, is a synthetic, orally active anabolic-androgenic steroid (AAS) derived from dihydrotestosterone (DHT). It is an androgen — not a peptide and not a SARM. Unlike most of the other agents people lump it in with, mesterolone was never…
Stanozolol
Stanozolol, sold under the brand name Winstrol, is a synthetic anabolic-androgenic steroid (AAS) derived from dihydrotestosterone. It is best known in doping history as the steroid that cost Ben Johnson his 1988 Seoul Olympic 100 m gold medal. Despite a strong reputation in fitness circles for…