MENT (Trest Ace) Chemical Composition 17 beta-hydroxy-7 alpha-methylestr-4-en-3-one acetate Molecular Weight: 330.465 g/mol Formula: C21-H30-O3 Manufacturer: Schering/Bayer Effective Dose (Men): 10 mg/day Effective Dose (Women): Not Recommended Half-Life: Approx. 8-12 Hours Detection Time: Unknown Anabolic/Androgenic Ratio: 2300-650 Side Effects Again, MENT aromatizes more like a testosterone than a nandrolone. Thus, for the side effects of MENT see Testosterone Propionate.