Description
Core Labs Masteron (chemical name: Drostanolone) is a DHT-derived anabolic steroid known for its muscle hardening, anti-estrogenic, and cutting-friendly properties. It’s often used in physique enhancement research, especially during pre-contest or leaning phases.
Key Facts:
● Common esters:
○ Drostanolone Propionate – fast-acting, injected every other day
○ Drostanolone Enanthate – longer-acting, injected 2x/week
● Anabolic:Androgenic Ratio: ~62:25 (Milder anabolic, but strong cosmetic effects)
Research-Reported Benefits:
● Muscle hardness and density
● Fat loss support
● Zero estrogenic activity – no water retention or gynecomastia
● Anti-estrogenic effect – can block aromatase; often used to enhance other compounds
● Enhances muscle definition (great in low body fat states)
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