Polyethylene oxo-degradable composites containing antibacterial substances in the form of vegetable oils: geranium, clove and eucalyptus as well as a mixture of nanoAg with nanoCu were discussed. Antibacterial fi lm: PE-0, PE- 1A, PE-2B, PE-3C, PE-4D properties were verifi ed according to ISO 22196:2011 “Measurement of antibacterial activity on plastic and other non-porous surfaces” for the two standard bacteria species of E. coli and S. aureus, whereas water vapour permeability tests (Pv) were carried out acc. ISO 15106-2007 “Plastics. Foils and plates. Determination of water vapor transmission rate. Part 1: Humidity sensor method”. Film marked PE-4D showed the best antibacterial features and good barrier properties.