Japanese Natto Starter Spores (Nattomoto) – 3g (enough to make 30kg of natto). 100% Organic Soybean Extract. 100% Product of Japan

Price: $13.89
(as of Oct 24, 2025 14:22:34 UTC – Details)


We’ve been using this Natto Starter Spore at our factory to make Natto and it works great. Just be sure to sterilize your utensils before making the Natto. English instructions provided by Soymerica.
Is Discontinued By Manufacturer ‏ : ‎ No
Package Dimensions ‏ : ‎ 3.43 x 1.06 x 0.94 inches; 0.11 ounces
Manufacturer ‏ : ‎ Soymerica
ASIN ‏ : ‎ B07DK2D289
Best Sellers Rank: #30,294 in Grocery & Gourmet Food (See Top 100 in Grocery & Gourmet Food) #5,191 in Cooking & Baking Grocery Supplies
Customer Reviews: 4.3 4.3 out of 5 stars 667 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Ingredients: Bacillus Subtilis Natto made from 100% Organic Soybeans (100% Product of Japan)
3g of Natto Starter Spores can make 30kg of Natto
Comes in a convenient recloseable bottle with measuring spoon
Store in cool dry place and not in direct sunlight
In an effort to save paper, we are now displaying our English instructions in the 4th image of our product page. Paper English instructions will no longer be included with the product