Culture the product. If it shows growth, it's 'live'. Or, more simply, look at the label; if its been pasteurized, the culture's dead.
According to the source in the Related Links, McDonald's uses a Grade A low-fat milk in their yogurt that contains active cultures.
No. Frozen yogurt does not contain the active cultures (probotics) that non frozen yogurt has. If it has acidophilus listed in the ingredients, or if it lists live active cultures, then it has probiotics. But this is only in yogurt in the refrigerated dairy section, not the frozen kind.
Yes. There are beneficial live active cultures in all commercially prepared yogurts in the dairy aisle. The frozen variety does not contain active cultures.
no
1 to 2 weeks that is how long till my yogurt went bad in my fridge
Yes and no. Not all yogurts are created equal. Freezing yogurt does not destroy the cultures. Frozen yogurt with the Live and Active Cultures (LAC) seal will have at least 10 million live and active cultures per gram of yogurt at the time of manufacture. However, the LAC seal program is voluntary, so some frozen yogurts without the seal may also contain active cultures.
You can make yogurt without a starter by using a small amount of store-bought yogurt that contains live active cultures as a substitute for a traditional starter culture.
To make yogurt starter at home, you can mix together milk and a small amount of store-bought yogurt containing live active cultures. Heat the mixture to a specific temperature, then let it sit in a warm place for several hours to allow the cultures to multiply and ferment the milk into yogurt.
Milk and active cultures. Cultures include Lactobacillus bulgaricus, and Streptococcus thermophilus. Other ingredients can be sweeteners, flavoring, cream, fruit, etc.
Yes, live cultures in yogurt can die when frozen.
Yes, yogurt contains beneficial bacteria called probiotics, which are known to support gut health and boost the immune system. Consuming yogurt with live and active cultures can help maintain a healthy balance of gut flora.
No yogurt is living cultures of bacteria.