Posted 02 November 2021
In 1771, the German physician Hieronymus David Gaubius introduced the western scientific community to “a medication with many promises” – zinc.
More than 200 years later, we can find it amongst the many supplements on pharmacy shelves. It’s even known to be one of the rare things that might help fight off a common cold. Or does it?
Evidence for zinc supplement use is limited, study results have been mixed, and dosage, formulation and length of prescription have not been investigated properly to date.
A new meta-analysis of 28 randomized controlled trials has now strengthened the notion that supplementing zinc could prevent symptoms and shorten the duration of viral respiratory infections, like the common cold or the flu.
“It is commonly thought that zinc’s role in preventing and treating infections is only for people who are zinc deficient; our findings