What is D-Pinitol D-pinitol is a naturally occuring compound that can be found in some plants, trees,and food, such as soy.D-pinitol has demonstrated effects similar to insulin that drive creatine and other nutrients into the muscles.D-pinitol is a methyl-inositol extract that promotes the transport of glucose and glycogen synthesis. D-pinitol is often combined with creatine and a small amount of …