Compare · Anabolic steroid
Mesterolone vs Oxandrolone
Both are anabolic steroid compounds. Here's how they line up on the evidence — graded the same way.
| Mesterolone | Oxandrolone | |
|---|---|---|
| Evidence | No credible evidence | Strong 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. | Oxandrolone is an oral anabolic-androgenic steroid with genuine clinical trial support in catabolic illness (severe burns, HIV wasting, Turner syndrome), but its 'mild and safe' reputation is marketing, not evidence. |
| Full profile → | Full profile → |
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…
Oxandrolone
Oxandrolone, sold under the brand name Oxandrin and widely known by the name Anavar, is a synthetic anabolic-androgenic steroid (AAS). It is an orally active derivative of dihydrotestosterone, and despite its reputation in fitness circles as a "mild" or "safe" steroid, it carries the full risk…