Frozen yogurt is a fermented dairy product containing live cultures within a whole, nonfat, low fat or skim milk base. During the yogurt-making process, manufacturers inoculate the dairy base with two live cultures -- Lactobacillus bulgaricus and Streptococcus thermophilis -- which kick starts the fermentation process. read more
In order to qualify for NYA’s Live & Active Cultures seal, frozen yogurt must be a product made by fermenting pasteurized milk (can include skim milk and powdered skim milk, plus other ingredients), using traditional yogurt cultures, until the proper acidity is reached. read more