Medically reviewed by Erika Prouty, PharmD Key Takeaways Zinc supports processes involved in blood vessel relaxation, ...

Medically reviewed by Jamie Johnson, RDN Key Takeaways Zinc may help prevent cold symptoms or shorten the length of a cold.Zinc plays a key role in bone development and bone repair and may help lower ...

Learn which supplement is best for preventing and treating respiratory viruses, how to take them, and side effects to watch for.

Parents have been urged to return all immune boosters containing zinc and selenium to their pharmacist, as Sahpra says these ingredients can cause severe side effects.

The common cold is typically caused by viruses, most often rhinoviruses, which infect the upper respiratory tract (nose and throat). 1 Zinc has been reported to block the replication of rhinovirus. By ...

While they may be beneficial on their own, taking these supplements together could hinder absorption or be outright unsafe.