Solgar Quercetin Complex with Ester C Plus combines the bioflavonoid quercetin with Ester-C and bromelain to help support the immune system. Properties Quercetin is a non-citrus bioflavonoid that works in conjunction with vitamin C. Bioflavonoids are naturally present in fruits, vegetables, and plants and are a class of phytochemicals. They help maximize the benefits of vitamin C by preventing the breakdown of this immune-boosting vitamin in the body. Solgar's exclusive Quercetin Complex formula is a patented formula containing plant bioflavonoids that accompany vitamin C and are found in fruits and vegetables. This complex is a unique formula that uses a patented, high-quality, non-acidic form of vitamin C, Ester C. Ester C is easily absorbed, is gentler, and does not cause gastrointestinal discomfort as can occur with traditional forms of vitamin C (ascorbic acid), making this product a good choice for everyone. Furthermore, Ester C remains in immune cells longer than regular vitamin C, better strengthening the immune system. Vitamin C is a water-soluble vitamin that helps reduce oxidative damage and maintain a normal immune system. It provides multiple benefits, such as improving skin and reducing tiredness and fatigue. The complex includes bromelain and bioflavonoids. This specialized formula contains bromelain, an enzyme found in pineapple. The unique combination of Solgar Quercetin Complex with quercetin, Ester-C, and bromelain suggests a daily dose of two vegetable capsules. Vitamin C contributes to: The normal functioning of the immune system. Normal collagen synthesis for proper skin function. Protect cells from oxidative damage. Reduce tiredness and fatigue. Benefits Solgar's Quercetin Complex protects against oxidative damage, strengthens the immune system, and its patented form of vitamin C does not cause gastrointestinal discomfort. For adults, take two (2) capsules daily, preferably with meals. swallow the capsules with water or another beverage. the recommended daily dose for this product should not be exceeded. It does not replace a varied and balanced diet or a healthy lifestyle. Keep the product out of reach of children. Do not exceed the expressly recommended dose. It should be stored in a cool, dry place.