Meet the needs of skin altered by age with the institut esthederm intensive vitamine a serum a high concentration anti wrinkle and healing serum the intensive vitamine a serum will accelerate cellular renewal re densifying and helping to strengthen the structure of the skin the formula contains a 05 concentration of retinol the most active form of vitamin a which works to target wrinkles and firm the skin skin will feel smoother and the complexion will be visibly brighter and more eve