PREMIUM FORMULA - Our Zinc Tablets are made with high-quality Zinc Citrate Purity & Potency Guaranteed. Promotes healthy immune function & enzyme function.* No Artificial Color, Flavor or Sweetener, No Preservatives, No Sugar, No Starch, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. All Best Naturals products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world - Proudly Made in the USA.