regualr insulin as in "Humalin r" ??? and the base protocol is you should take in 10grams of carbs per i.u of insulin, and ALWAYS ALWAYS ALWAYS let someone know ur taking insulin, preferably a spounse ro signifigant other in case something goes wrong or incase you start going hypo so they can get you carbs fast as possible, and make sure they know your not to fall asleep after taking the insulin,
you should runa search through our search feature and read as much as possiblem to many bodybuilders have died and or harmed themselves this way, its nothing to mess with if your not educated on it