With other natural flavors. Shorten your cold! Get better faster! Homeopathic. Clinically proven to reduce the duration of the common cold. Zinc gluconate glycine. Pharmacist Recommended: No. 1 achievement award. No. 1 pharmacist recommended zinc cold remedy. Clinically proven to cut your cold nearly in half. Two clinical studies have shown - Cold-Eeze proprietary formula reduces the duration and severity of colds by 42% or 3 to 4 days. The independent double blind studies were conducted at the Cleveland Clinic and Dartmouth College and published in Peer Reviewed Journals. Cold-Eeze is safe to take with most other medications. It does not affect blood pressure cause drowsiness or light headedness. Gluten-free. No artificial colors or preservatives. Made in USA.