VK Vitamin CVK is an immune boosting Vitamin C formula that contains D glucuronolactone that assists in the bodys formation of Vitamin C and the detoxification of the liver, and a specially modified form of citrus pectin, that helps optimize the human gastrointestinal microbiome and prevent tissue fibrosis. VK is a product of its timenow available in powder format in Canada. The same powerful effects, now more convenient, with a refreshed look.