There are already tablets you can take to help ward off Covid. Vit D, Zinc and Magnesium. That combination will help build your immune system to the extent of either preventing Covid and/or reducing the symptoms! It's already been established that contracting Covid is associated with low levels of Vit D. That is why both Covid and the Flu are worse during the Autumn and Winter months, when generally there is a deficiency in sunlight Vit D!
