An apparatus (A) for treatment of food products, comprising a structure (S) provided with a container cabinet (1) defining a treatment chamber (2) within which said food products are adapted to be introduced and arranged, at least fan / air extracting operating means (4) from said chamber (2), means for generating moisture with diffusion and humidity control in said chamber (2) with relative collection (5) of condensate, and a ozone generating group (3) for spreading and injecting said ozone at least within said chamber (2).