【Highly Fermentable Water-Soluble Fiber】Sunfiber is a gentle, 100% guar bean-derived water-soluble fiber. It doesn't alter the taste of drinks or dishes, making it easy to incorporate into your daily routine without getting bored. Among various fibers, it's a highly fermentable prebiotic that serves as food for beneficial bacteria. 【What is Partially Hydrolyzed Guar Gum?】Partially Hydrolyzed Guar Gum (PHGG) is made by enzymatically breaking down guar gum, the main component of the seed portion of the guar bean, a legume plant from India that has long been consumed as a healthy vegetable. This process reduces the viscosity, making it easier to consume.