Mibelle, a Switzerland-based producer of toiletries for private label brands, is buying a majority stake in UK-based Quantum Beauty Company (QBC), according to a report in Cosmetics Business. The Mibelle Group is composed of Personal Care, Home Care and Nutrition business units, in addition to Mibelle Group Brands which is also active in the development and management of exclusive brands in the cosmetics sector. It is thenumber three in the …