Hi to all of you
There is one question I wanted to ask for some time... It's quite a simple one.. I am not sure if there is a simple answer to it of course. I alway's say: "one nutcase can ask more questions than ten nutcases can answer"
Let's suppose one uses a day cream with 10% actives in it … (Hier anmelden, um den ganzen Beitrag lesen zu können)
Serum/toner + emulsion; how do actives add up?
Moderator: Helga
Dieses Thema hat 9 Antworten.
Du musst registriertes Mitglied und angemeldet sein, um alle Antworten zu lesen.
Registrieren Anmelden