Twinlab B-2 caps are easier to swallow and assimilate. Crystalline Pure - Yeast Free Packaged in a glass bottle for maximum stability, quality and freshness Well tolerated by the most highly allergic individuals. No tablet binders, coatings or colorings. Free of most common allergens such as corn, soy, yeast, rice, barley, wheat, lactose (milk sugars) and all milk, citrus, fish and egg products. No added flavorings, sugars, salt, artificial sweeteners, colorings, preservatives or salicylates. This product is manufactured at our own state of the art facility