Nutra-Life Cold and Flu Fighter is a high potency herbal formulation combining the proven benefits of the Ayurvedic herb Andrographis (also known as Creat), with the soothing anti-inflammatory expectorant and mucous reducing properties of Echinacea purpurea. This formulation also contains Vitamin C, an important antioxidant to help counter free radical scavangers. Free radicals may be generated either metabolically or present as environmental pollutants.