A10-Dr. Duffy is an exfoliating solution containing 30% AHA + 2% BHA

How to use: Use ideally in the evening, not more than twice a week. Clean the face and wait for the skin to dry. Do not use on wet skin. Apply evenly to the face and neck using your fingertips. Leave it on for no more than 10 minutes. Rinse with lukewarm water. Avoid eye contour and contact with eyes during application and rinse. This low-viscosity solution is intended for use as a mask. Do not leave for longer than 10 minutes. If persistent irritation occurs, discontinue use and consult a physician.