Abstract: An active package with preservative action of a film made starting from a mixture of at least a certain quantity of a polyethylene or polypropylene polymer, charged with at least an additive component suitable both to increase the consistency and resistance of the polyethylene or polypropylene polymer, and also to provide the film with a desired aesthetic and tactile appearance, for example similar to paper. Into the mixture which forms the film at least a food type additive is introduced, with preservative capacities, in particular, but not only, anti-oxidizing capacities.