2.2. Effect of inoculum size on viability of probiotic
organisms during the manufacture of freeze-dried yoghurt
L. acidophilus 33200, L. casei 279, B. longum 536 and L. rhamnosus GG were incorporated into yoghurt mixes at 2% or 4%. Yoghurts were made as per Fig. 1 and cells were enumerated before fermentation, after fermentation (prior to freeze-drying) and after freeze-drying.