Tag: Diarrhea from supplements

According to research, diarrhea is one of the most common side effects associated with taking fish oil, especially at high doses. This digestive issue can undermine the health benefits you are seeking, but it is often avoidable with the right approach. By understanding the root causes and implementing simple changes to your routine, you can prevent this unpleasant experience.

The Tolerable Upper Intake Level (UL) for vitamin C in adults is 2,000 mg daily. Consuming doses higher than this can lead to uncomfortable digestive side effects, directly answering the question: Can vitamin C cause diarrhea? Yes, but this effect is almost exclusively tied to high-dose supplements, not from consuming whole foods.