Nature’s Bounty Immune 24 Hour+ provides 24-hour immune support with 1000 mg of Ester-C Vitamin C—clinically studied to remain in white blood cells for up to 24 hours, supporting immune health around the clock.

In addition to Ester-C, this formula includes Vitamin D, Vitamin A, and Zinc for extra immune support, plus Elderberry and Echinacea and nine essential nutrients to support overall wellness. This product is non-GMO, gluten-free, and contains no artificial flavors or sweeteners, sugar, starch, milk, lactose, soy, wheat, yeast, fish, or sodium. Includes 100 rapid-release softgels.