What are succinic acid side effects?

Possible side effect: Succinic Acid is generally regarded to be a very safe and effective supplement. However, there can be some minor side effects such as mild stomach pain, darkened stools, constipation, diarrhea, nausea, and vomiting. If you have any side effects I suggest discontinuing use of the substance and going to a clinic for a check-up. I wish you well with your health!