Despite its antioxidant properties, high doses of vitamin C can lead to oxidative stress and damage to cells and tissues.
Despite its antioxidant properties, high doses of vitamin C can lead to oxidative stress and damage to cells and tissues.
High doses of vitamin C can interfere with the accuracy of certain medical tests, such as blood glucose monitoring in diabetic individuals, leading to false positive diagnosis.
Excessive vitamin C intake may increase the risk of kidney stone formation in susceptible individuals. Vitamin C is converted to oxalate in the body, which can form kidney stones.
High doses of vitamin C can cause digestive issues such as diarrhea, nausea, vomiting, abdominal cramps, and bloating.
Vitamin C enhances the absorption of non-heme iron (iron from plant-based sources) in the intestines. Therefore, excessive vitamin C intake may lead to iron overload.