The only real ingredient backed by significant Hydro Muscle Max scientific evidence is L-Arginine, which is only found in Megadrox. L-Arginine is an amino acid that has been linked toTestadrox work unless you actually research and look up the individual ingredients benefits and studies. However, the manufacturer does claim the supplements work using a simple two step processnformation is pretty scarce but can give you a ballpark idea of what to expect: all of the ingredients (except for the trace amounts of calcium carbonate) are hidden in a tested proprietary formula. We know the total dose of that proprietary formula (1484mg) but we don’t know the specific dosage of any of the ingredients inside (which is what makes it proprietary to them). higher levels of nitric oxide within the body. Nitric oxide widens blood vessels, making it easier to last longer at the gym and get an erection during sex. http://www.lumagenexuk.co.uk/hydro-muscle-max/