The key component in Resvitanol is the naturally occurring polyphenol Resveratrol. Resveratrol is all natural and not tainted by the treatment of man-made fungicides. Resvitanol is a true, unprocessed grape product that is made from the entire grape: the skin, seed, vine and leaf.

North American Herb and Spice was the first company in America to introduce edible oil of oregano. They are the oregano experts.