Nutrex Research Hardcore Creatine, Unflavored, 30 ServingsNutrex Research Hardcore Creatine, Unflavored, 30 servings, is a highly effective supplement for increasing muscle mass. It is known for its ability to significantly enhance lean mass and muscle size within 57 days of use. This initial increase is primarily due to the rise in water content within the muscles, a process known as cellular volume. This rapid change can quickly improve the appearance of muscle size. In the long term, Nutrex Research