Shelf Stable Probiotics. With Prebiotics. Gluten Free. Non-GMO. Why Caprobiotics Advanced™? It's the only brand of probiotics cultured in goat milk. It contains over 15 billion beneficial bacteria per serving. It includes naturally occurring vitamins minerals trace elements enzymes and proteins. . What are Probiotics? Probiotics are living healthy bacteria that have been shown to deliver numerous health benefits when successfully delivered tot he gastro-intenstinal tract.