Dietary Supplement. Psyllium, Pectin, and Guar Gum Soluble dietary fiber. FiberSol Capsules contain natural, bulk producing, soluble dietary fiber derived from fruit and plants. Each capsule provides the benefits of hemicelluloses (gum and pectin) and polysaccharides which are so important for maintaining the proper pace and bulk required for healthy digestive function. FiberSol also encourages normal and natural elimination without chemical stimulants. FiberSol is a high quality, concentrated fiber supplement. Unlike FiberSol Powder, FiberSol Capsules are unflavored and free of the sweetener aspartame (a natural amino acid sugar substitute). No preservatives. No tablet diluents, binders, granulators, colors, flavors, sugars, sweeteners or added salt. Approved for allergy sensitive individuals.