Mesterolone

Also known as: proviron

The 'proviron' compound; a weak oral androgen used more as an ancillary than a builder.

Oral anabolic-androgenic steroidsOral androgen (DHT-derived)Evidence for performance claims:Silver· human data

Legal status: UK: prescription-only medicine — legitimately available only via a doctor's prescription. Checked 2026-07-26.

Prohibited in sport: Yes — on the WADA Prohibited List.

Full breakdown in progress

We hold this page to the same bar as every other: each claim verified against a primary source before it is published. This compound’s full breakdown is being reviewed and will appear here once it clears that check. The legal status and safety information above stand.

Sources