Are there any side effects from using the Acne Control Extra Strength Tablets? SkinB5 Help Centre (HQ) December 13, 2015 01:52 Follow SkinB5 is a nutritional formula and does not have side effects. If you think you are allergic to any of the vitamins and minerals in the SkinB5 formulations, please discontinue use and consult with your doctor. Have more questions? Submit a request 0 Comments Please sign in to leave a comment.