side effects you may experience while using this test booster Stomach irritation Nausea Dizziness Headaches Constipation Vomiting Diarrhea These unwanted effects may occur due to the saw palmetto in this formula but note that the side effects from this ingredient are generally mild states WebMD boost xtra warnings boost xtra Product Warnings There are some boost xtra warnings to make a note of These are as follows The statements made about boost xtra have not been evaluated by the FDA This