High Potency B-Complex Vitamins. Yeast-free. Dietary Supplement. TWINLAB STRESS B-COMPLEX CAPS WITH VITAMIN C ARE EASIER TO SWALLOW AND ASSIMILATE. Well tolerated by most highly allergic individuals. No tablet binders, coating or colorings. Free of the most common allergens such as soy, yeast, barley, wheat, lactose (milk sugar) and all milk, citrus, fish and egg products. No added flavorings, sugars, salt, artificial sweeteners, colorings, preservatives or salicylates. Packaged in a glass bottle for maximum stability, quality and freshness.