METHYLAND ROSTENENDIOL ­ METHANDRIOL (PROTOBOL)

This is in fact one of the first design of prohormones. Protobol (17a-methyl-5a-androst-17b-ol) one of the best with minimal side effects, and weight averages growth. Related to Epistane and Halodrol, but with a somewhat lesser effect. Protobol converted to methyl-dihydrotestosterone (mestanolone). Mestanolone primarily androgenic. Mestanolone has no estrogenic activity and has anti-estrogenic properties competes with

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PRO HORMONES

Prohormones are hormone precursors, without actually having biological activity. Proinsulin, triiodothyronine, and others – a large number of prohormones present in the human body. These substances are used in bodybuilding (prosteroidy) as a means of increasing strength, endurance and muscle mass. Inherently prohormones entering the body, it is cleaved (separated fraction of the molecules) and

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