Zinc cold therapy. Proof is still lacking. A review of key trials
- Author(s): Grewal, Jeffrey
- et al.
The value of zinc cold therapy remains unsettled. Studies investigating the therapeutic effectiveness of zinc in the treatment of the common cold have produced conflicting results. This paper presents the findings and weaknesses of the pioneering and most current studies of zinc cold therapy in an effort to furnish a clearer picture of the action of zinc in fighting the common cold and identify necessary design modifications for future trials.