Kawashimaya Natto Starter Powder 3g (0.1oz), To Make 10-30kg of Homemade Natto, Bacillus Subtilis From Soybean Extract

POTENT JAPANESE NATTO STARTER: Made from purely cultured Bacillus Subtilis Natto from soybean extract. Please use it to only make natto—a Japanese superfood packed with vital nutrients like probiotics, Vitamin K, and protein.
HIGH EFFICIENCY: A single 3g (0.1oz) package holds strong fermentative power (1×10^10 CFU/g). Make up to 10-30kg of homemade or business-scale natto.
INSTRUCTION & SPOON INCLUDED: You will receive an email with detailed "How to Make Natto" instructions, and a visual how-to video is available on the product page. A small measurement spoon is also included with your purchase.
CONVENIENT PACKAGING: The starter comes in a resealable zip-lock pouch for easy and safe storage. Please store the packaging at a low temperature or in the refrigerator after arrival, both before and after opening.
MAKE NATTO SUCCESSFULLY: If you encounter any difficulties making natto, simply message us for personalized assistance. 100% refund after we assist your problem is available, because your successful natto-making journey is our priority.