Blackmores Buffered C Slow Release has been specially formulated to provide a prolonged rate of absorption by releasing nutrients slowly over a sustained 8 hour period, ensuring that vitamin C is available when your body needs it. This low acid formulation is buffered with mineral ascorbates, so it is gentle on the stomach. It also contains bioflavonoids, including rutin and hesperidin, to help enhance the action of vitamin C in the body.BenefitsVitamin C is involved in hundreds of biological processes. It is important in immunity as it is involved in the function of white blood cells and antibodies. It is therefore beneficial when dealing with illness.Vitamin C is involved in the manufacture of collagen, an important protein in the body. Collagen is a structural protein found in cartilage and tendons, and it helps to support blood vessels. Due to its role in collagen manufacture vitamin C is necessary for wound repair.Citrus bioflavonoids have been shown to improve capillary function by reducing fragility of capillary walls and improving capillary permeability.