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

Compare · Anabolic steroid

Nandrolone vs Stanozolol

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

NandroloneStanozolol
Evidence 8/10 8/10
ClassAnabolic steroidAnabolic steroid
SummaryNandrolone is an injectable anabolic-androgenic steroid (not a peptide) with high-quality trial evidence that it builds lean mass in catabolic illness, but weaker evidence for strength or functional gains and real androgenic, hormonal, and cardiovascular risks.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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Nandrolone

Nandrolone, best known by the brand name Deca-Durabolin, is a man-made anabolic-androgenic steroid (AAS — a drug that builds muscle and acts like testosterone). Chemically it's 19-nortestosterone, a close cousin of testosterone. It is not a peptide and not a SARM. There's real, solid human research…

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Stanozolol

Stanozolol, sold under the brand name Winstrol, is a man-made anabolic-androgenic steroid (AAS, a lab-made relative of testosterone built to grow muscle) made from dihydrotestosterone. Most people know it from sports history: it's the steroid that cost Ben Johnson his 1988 Seoul Olympic 100 m gold…

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