50 mg Per Serving Dietary Supplement Nutricost Quality Guaranteed Vegetarian Product Gmp Compliant Facility Non-gmo Product Third Party Tested Gluten-Free Zinc gluconate is a form of zinc often used in cold remedies to reduce symptoms and speed up recovery. Zinc is a key factor in hundreds of biological processes in the human body, including cellular maintenance. Insufficient zinc intake can lead to zinc deficiency, a condition which causes decreased immunity, hair loss, and impeded healing.