XeniVIT bio C 1000 is a dietary supplement containing 1000 mg of vitamin C from various sources per capsule. This amount covers 1250% of the Reference Intake of vitamin C. XeniVIT bio Vitamin C 1000 from Xenico Pharma This product contains a unique combination of ingredients in the form of the BRC™ Formula, which includes: (L-ascorbic acid), bitter orange extract (a natural source of vitamin C), and bitter orange extract containing citrus bioflavonoids. The formula is enriched with BioPerine® , a black pepper extract standardized to 95% piperine. This ingredient has antioxidant properties and enhances vitamin C absorption. How does vitamin C work? Vitamin C contributes to the normal function of the immune system . Additionally, this nutrient contributes to normal collagen production to ensure the proper functioning of blood vessels, cartilage, gums, skin, and teeth, to the normal functioning of the nervous system , and to the protection of cells from oxidative stress . It also contributes to normal psychological function and to the reduction of tiredness and fatigue . XeniVIT bio Vitamin C 1000 from Xenico Pharma requires just one capsule a day to achieve the beneficial effects claimed. A package of XeniVIT bio Vitamin C 1000, containing 30 V-caps plant-based capsules, will provide you with a month of daily supplementation with this valuable health ingredient.