stellina6993 years ago000Has anyone already tested the serum and can say whether it has an effect?Show in original language (German)Riley183 years ago • purchased this product000purchased this productHere you can find my review of the product :) https://www.galaxus.ch/de...Show in original language (German)CommentFabian Zaugg3 years ago000As we do not have an effective user experience with the product, we have forwarded your question to the community so that it can possibly be answered by another customer.Show in original language (German)Comment