Source Naturals Zinc Amino Acid Chelate is an easily absorbable form of the mineral zinc. A trace element which is essential for normal growth, zinc provides support for the manufacturing of proteins and nucleic acids, which are the building blocks of RNA and DNA while also support prostate health. Contains no yeast, dairy, egg, gluten, soy, wheat, sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.