Vitamin D is produced in the body by sunlight and regulatesthe expression of more than 2,000 genes, including those of the immune system. Unfortunately, a large percentage … See more

This herb can help your body fightoff infections, but it is best to take it at the first sign of illness. An extract of echinacea was tested in a double-blind, randomized, controlled tri… See more

It is believed that this herb can deactivate the flu virus and naturally boost immunity. The flowers and berries of elderberry are said to boost immunity, treat the flu and relievesinus … See more

Oregano oil has a powerful antiviral effect. I like to use oregano oil to fight viral infections, and although there aren’t studies evaluating the efficacy of oregano on influenza sp… See more

Zinc has been shown to supportimmune function because of its antiviral effects. It works best when taken at the first sign of illness. Zinc may lessenthe symptoms of the cold viru… See more