Nature’s Bounty Echinacea, Herbal Supplement, Supports Immune Health, 400mg, 100 Capsules

Customers find this echinacea supplement effective at boosting immunity and preventing illness, particularly during cold and flu season. Moreover, the product receives positive feedback for its quality, value for money, and effectiveness against common colds. They appreciate its ease of use, noting it's easy to swallow and open, and one customer mentions it doesn't upset their stomach.