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Side Effects of CoQ10 - Diarrhea, Nausea & Upset Stomach
Question: Could my CoQ10 supplement be making me nauseous?
Answer: Yes. Although CoQ10 is generally well-tolerated, it can cause gastrointestinal symptoms such as nausea and diarrhea in a small percentage of people. Ways to minimize these effects, and information about other potential side-effects, are found in the CoQ10 and Ubiquinol Supplements Review.