Do Anti-wrinkle Creams Work? (Video) (IMAGE) American Chemical Society Caption Skin can stay firm and stretchy thanks to protein fibers in the tissue beneath the surface. But environmental factors like smoking or ultraviolet rays from the sun can produce *free radicals* that damage skin cells’ ability to make more of these supports. Anti-wrinkle treatments claim they rejuvenate the cells, so we dive into the science to see if they work. To find out whether an over-the-counter jar of cream could make 40 the new 20, we dive into the science: https://youtu.be/2ueEEwg7bck. Credit The American Chemical Society Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.