Product name : Methyl 1, 4-ADD Alias : 17-methyl-Androsta-1, 4-diene-3b, 17b-diol; 17a-methyl-1, 4-androstadiene-3b, 17b-diol CAS number : 34347-66-5 Molecular Formula : C20H30O2 Molecular Weight : 302.451 Molecular Structure: Assay : 98% Appearance : White powder Grade : Pharmaceutical Grade Storage: Shading, confined preservation M1, 4ADD is a prohormone of Dianabol, but is similar in structure to and said to act more like boldenone. When taken orally, 17a-methyl-1, 4-androstadiene-3, 17diol (M-1, 4ADD) is converted by the enzyme 3HSD into dihydroboldenone. Recommended dosages are 30-90mg daily with cycles averaging 4-5 weeks in length. M1, 4ADD isn"t recommended for first time pro-hormone and steroid users.