Sentinel Echinacea is a dietary supplement containing 100 capsules of Echinacea, a natural herb traditionally used to support immune system function. The 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 that has been traditionally used to support immune system health. The recommended usage typically involves taking capsules with food and water. As with any supplement, it's important to consult with a healthcare provider before use, especially if pregnant, nursing, or taking other medications. The supplement should be stored in a cool, dry place away from direct sunlight. For best results, follow the suggested use instructions on the product label.