Kefran Original Kefir Starter Culture, 14 packets (for 14 liters) Make authentic kefir at home! Lactic acid bacteria and yeast complex fermentation. Homemade yogurt base. Made in Japan. ・Expiration date: September 24, 2027 [Ferment at room temperature] Simply add one packet to 1L of milk and wait 24-36 hours at around 25 degrees Celsius. You can do it at room temperature in the summer, but it is recommended to use a kefir warmer when it gets cold. [Optimal for gut health] Unlike yogurt fermented with a single type of lactic acid bacteria, it co-ferments with 4 types of lactic acid bacteria and 3 types of yeast. Since beneficial lactic acid bacteria vary from person to person, the original kefir, which contains many lactic acid bacteria, is ideal for gut health. [Uses valuable NKG Kefir] Over 30 years of manufacturing and research experience, and has obtained many patents. [Optimal for gut health] Unlike yogurt fermented with a single type of lactic acid bacteria, it co-ferments with 4 types of lactic acid bacteria and 3 types of yeast. Since beneficial lactic acid bacteria vary from person to person, the original kefir, which contains many lactic acid bacteria, is ideal for gut health. I bought a lot, but I can't use them all, so I'm looking for someone who can use them.