Kefir - a symbiote that can get the probiotics through the stomach more effictively than yoghurt alone. According to this BBC research http://www.bbc.co.uk/new

Kefir - a symbiote that can get the probiotics through the stomach more effictively than yoghurt alone. According to this BBC research http://www.bbc.co.uk/news/health-38800977 http://www.bbc.co.uk/news/health-38800977