This item will be shipped by [page="merchant_info"]Preobio Healthy Living Products[/page] . Free returns within 15 days. For detailed information, click [page="return_conditions"][/page]. Preo Yogurt Probiotic Yogurt Starter 5 Sachets is an ideal option to enrich your yoghurt with probiotics. Each sachet contains 10 billion probiotic bacteria – making your yoghurt beneficial for health. We recommend using Preo Yogurt Probiotic Yogurt Starter when fermenting yoghurt - this way you will ensure that the probiotics are activated effectively. Also- these probiotics were obtained from Turkey and therefore they are the best yeast for natural yoghurt. You can ferment 5 kilograms of yoghurt with one sachet and make your yoghurt more nutritious with high probiotic activity.