This work presents results of the observations of cabbage and carrot juice fermentation after inoculation with pure cultures of lactic acid bacteria. From the point of view of nitrates, utilisation, the most suitable microorganisms found from those studied were Lactobacillus plantarum 92H, Lb. plantarum 90H and Lb. delbrueckii 37H. At the same time, other observed parameters were assessed as well for their suitability for vegetable bioconservation.