Side effects of Optimal Protein may include nausea, diarrhea, vomiting, intestinal gas, changes in bowel movements, thirst, bloating, cramps, reduced appetite, fatigue, and headache.
If you believe that you are experiencing any adverse reactions, please see your healthcare professional immediately. Each individual may react differently to any product or supplement. We always recommend that you consult with your healthcare professional prior to considering the use of Optimal Protein or any supplement.*