1. to determine the influence of different iso-sweet Actilight and Stevia combinations,compared with isomaltulose or sucrose additions, on low-fat (0.1%)and whole milk (3.5% fat) set yoghurt consistency and sensory characteristics.
2. to examine which combination(s) of Stevia and Actilight could lead to similar textural and sensory properties as for a reference sweetened with 8% sucrose.