Oxymetholone (Anadrol) · Drostanolone (Masteron) · Methenolone (Primobolan)
Evidence: ★★★☆☆ · Status: Controlled
In plain English
Anadrol = maximum size fast and hardest on the liver; Masteron = cosmetic hardening for lean physiques; Primobolan = the "gentle" injectable people run for clean, keepable muscle.
How it works
Anadrol — potent oral for mass (non-AR estrogenic effects, heavy liver load). Masteron — DHT-derived, anti-estrogenic "dry/hard" cosmetic. Primobolan — mild, low-side-effect DHT-derived, prized for lean quality.
Molecular target & official sources
Oxymetholone (PubChem CID 5877) · AR (NCBI Gene)
Watch out
Anadrol hepatotoxicity; all suppress natural testosterone.
Helps with: Build Muscle & Strength · Hormones & Testosterone
Stacks with
Shares a pathway — often paired with: Omega-3 (EPA/DHA), Vitamin D3 (+ K2), Testosterone (TRT), Finasteride / Dutasteride.
Availability & where to buy
Controlled substance. A controlled substance in most countries — illegal to buy, sell or possess without authorisation (in Singapore: HSA / CNB). Education only.
How it works: the Nuclear receptors pathway →
Common questions
Does Oxymetholone (Anadrol) · Drostanolone (Masteron) · Methenolone (Primobolan) actually work?
Human-evidence rating: 3 of 5. Anadrol = maximum size fast and hardest on the liver; Masteron = cosmetic hardening for lean physiques; Primobolan = the "gentle" injectable people run for clean, keepable muscle.
What are the risks or side effects of Oxymetholone (Anadrol) · Drostanolone (Masteron) · Methenolone (Primobolan)?
Anadrol hepatotoxicity; all suppress natural testosterone.
Is Oxymetholone (Anadrol) · Drostanolone (Masteron) · Methenolone (Primobolan) legal or approved?
Regulatory status: Controlled.