Fecha de publicación: 25/12/2014 Fuente: WIPO "propolis" The present invention relates to a polymer composition containing natural bioactive principles, in particular propolis extract. The present composition is of value because it exhibits antimicrobial (antibacterial, antifungal, antiviral and antiprotozoal), wound healing, anti-inflammatory, antioxidising and moisturising properties. The composition according to the present invention can be used in pharmaceutical and cosmetic formulations, thus being useful for odontological treatments (of caries, gingivitis, periodontitis, bad breath, aphthae, oral stomatitis) and for the treatment of affections of the skin and mucous membranes. The present composition also contains biocompatible and biodegradable polymers that allow controlled release of the active principles. For this purpose, the product can be provided in the form of different formulations: spray, mouthwash, toothpaste, oral-base cream, lotions, creams, gels, inter alia.