Sentinel Echinacea is a dietary supplement containing 100 capsules of Echinacea extract, a natural herb traditionally used to support immune system function. This supplement comes in an amber glass bottle with a safety seal to maintain freshness and potency. Echinacea is an herbal supplement derived from the purple coneflower plant. It has been traditionally used in herbal medicine to help support immune system health, particularly during seasonal changes or times of increased immune stress. As with any supplement, it should be taken as directed and users should consult with a healthcare provider before starting, especially if pregnant, nursing, or taking other medications. Store in a cool, dry place away from direct sunlight.