Uses & Effectiveness We currently have no information for M1-4ADD [FAST FACTS] overview. Overview M1-4ADD is a type of chemical known as a prohormone. It is converted in the body to testosterone and other sex hormones. M1-4ADD is used for weight loss, to improve athletic performance, to reduce sexual problems, and for other uses, but there is no good scientific evidence to support its use. M1-4ADD might also be unsafe. M1-4ADD is banned by the World Anti-Doping Agency (WADA) and the National Collegiate Athletic Association (NCAA). Vitamin C, also known as ascorbic acid, is a powerful antioxidant that is essential for the growth, development, and repair of body tissues. It is also necessary for the synthesis of collagen and plays a key role in strengthening the immune system. Side Effects When taken by mouth: M1-4ADD is possibly unsafe for most people when taken by mouth. Side effects include liver damage, infertility, behavioral changes, hair loss, and others. Interactions We currently have no information for M1-4ADD [FAST FACTS] overview. Special Precautionsand Warnings When taken by mouth: M1-4ADD is possibly unsafe for most people when taken by mouth. Side effects include liver damage, infertility, behavioral changes, hair loss, and others. Pregnancy and breast-feeding: M1-4ADD is possibly unsafe when pregnant or breast-feeding. Avoid using. Dosing There isn?t enough reliable information to know what an appropriate dose of M1-4ADD might be. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult a healthcare professional before using.