Liquid Ionic Zinc is a rich concentrated liquid dietary supplement that provides zinc in ionic form - the form most widely recognized by the body. Our proprietary process ensures maximum absorption, while the balanced liquid form provides safety and flexibility. In addition, this product contains 100% of the Rda of copper per serving. An adequate supply of zinc is essential for growth and physical development, especially as it relates to proteins, fats and carbohydrates. 48-day supply, 50 mg/serving of Zinc Sulfate. Ionic Single Minerals from Trace Minerals Research combines high quality single mineral ingredients and over 72 trace minerals and elements from ConcenTrace in a unique new proprietary process. This unique blend gives the body the type of minerals that it readily recognizes and absorbs fast because of its liquid Ionic state.