bifidum cells is bio-yogurt. Adequate numbers of viable
cells, namely the ‘therapeutic minimum’ need to be
consumed regularly for transfer of the ‘probiotic’
effect to consumers. Consumption should be more than
100 g per day of bio-yogurt containing more than
106 cfumL@1 (Rybka a Kailasapathy, 1995). Survival
of these bacteria during shelf life and until consumption
is therefore an important consideration