Natto Starter Culture | Nattokinase & Vitamin K2 | India's First | Zoh ProbioticsIndia's first Natto Starter Culture the most potent probiotic food on earth, now makeable at home. Ships next business day worldwide 14 days India 59 days UAE 59 days Japan Korea 59 days SEA 714 days Natto is a traditional Japanese fermented soybean food with a 1,000 year history. It is produced by fermenting cooked soybeans with Bacillus subtilis var. natto a bacterium that produces an extraordinary range of bioactive compounds including nattokinase