Cosmetic claims are a complex topic. Which ones are legal and when do they go too far? Read more in our COSSMA interview with Dr Gerd Mildau, Head of the Cosmetics Central Laboratory, Chemical and Veterinary Investigation Office (CVUA) in Karlsruhe, Germany. COSSMA: How did the product-testing organisation Stiftung Warentest come to the conclusion that anti-wrinkle claims don’t work, and…