Structurally stanozolol is not capable of converting into estrogen. Likewise an antiestrogen is not necessary when using this steroid, gynecomastia not being a concern many sensitive individuals. Since estrogen is also the culprit with water retention, Winstro 50 instead produces a lean, quality look to the physique with no fear of excess subcutaneous fluid retention but will denser your bone. This makes it a favorable steroid to use during cutting cycles, when water and fat retention are a major concern. It is also very popular among athletes in combination strength/speed sports such as Track and Field. In such disciplines one usually does not carry around access water weight, and may therefore find the raw muscle-growth brought about by steemo quite favorable.