Dietary SupplementCrystalline Pure Yeast Free TwinLab Inositol Caps are easier to swallow and assimilate.Well tolerated by the most highly allergic individuals. No tablet binders, coatings or colorings. No added flavorings, sugars, salt, artificial sweeteners, colorings, preservatives or salicylates.Packaged in a glass bottle for maximum stability, quality and freshness.