Best Body Creatine monohydrate - 500gCreatine is an endogenous substance, its consumption increases with physical performance. It helps to improve physical strength, supports brain function, increases the speed of muscle work and supports the regeneration process. Creatine powder also contains magnesium, which contributes to normal muscle function , but is also needed for energy metabolism and electrolyte balance. You can recognize a lack of magnesium in the muscles by muscle cramps,