Tag: Vitamin c side effects

For adults, the tolerable upper intake level (UL) of vitamin C is 2,000 milligrams per day, but digestive distress can occur at much lower doses for sensitive individuals. Understanding why does vitamin C bother my stomach is the first step toward finding relief and ensuring you can safely get this essential nutrient.

Supplements combining glutathione and vitamin C, like Glutagen C, are popular for their antioxidant properties, but potential side effects exist [1.6.7]. The most common reactions include gastrointestinal discomfort such as bloating, cramps, and diarrhea [1.2.1, 1.4.2].