Pennsylvania-based ProPhase Labs, Inc. engages in the research, development, manufacture and distribution of over-the-counter cold remedies and consumer products, natural base health products and supplements marketed under several brand names. Part of the ProPhase Labs brand portfolio, Cold-EEZE? is a homeopathic cold remedy made with a unique zinc gluconate formula. Zinc is a micronutrient that?s essential to human health; in a well-formulated cold remedy, zinc gluconate facilitates the effective release of zinc ions which can shorten a cold. Zinc gluconate is the active ingredient in all-natural Cold-EEZE?, the #1 pharmacist recommended zinc cold remedy and the best-selling zinc lozenge. The product line is free of artificial colors and preservatives. Select products include cold remedy plus natural immune support QuickMelts?; oral spray and daytime/nighttime cold remedy QuickMelts?. The homeopathic and non-habit forming remedies work fast to reduce cold symptoms.