Ester-C 1000mg Tablets provide the support you can count on all day, every day.* A daily dose of Ester-C gets into your white blood cells, and stays there - for up to 24 hours, which is longer than regular Vitamin C. Plus, Ester-C is manufactured without chemicals to neutralize pH, which means it's non-acidic and gentle on your stomach.* Why Ester-C? The Better Vitamin C. Ester-C is a unique, exclusive form of Vitamin C designed to stay in your white blood cells for 24-hours, providing you with around-the-clock.* Take Ester-C every day, just once a day,