Welcome to the Koji Shop!

Here you can buy Koji spores for any kind of Koji you might want to make. Tempeh spores are also available!

The Koji starter is sourced directly from a reputable producer in Japan. The Tempeh spores are from Indonesia and have been tested for Salmonella and other relevant microbes.

Shipping is free Europe-wide if you order more than one bag. When you order one bag of Koji spores, shipping is 1,50€. Shipping for Tempeh starter is free. Click here for shipping rates to the USA, Turkey and Israel.

Delivery usually takes between 3-7 weekdays, in rare cases (especially to Italy and the UK) it can take longer than that.

Buy koji spores - Barley KojiDon’t know what Koji/Miso is and/or interested in the principle at work when Miso is made? Click here for an article on the topic.

Overwhelmed by the offer, not sure which strain to pick? Click here for an article explaining the differences between the strains.

Looking for finished Koji rice? It will be available by April 2019 =)

Also on this site:

I write instructions and blog about the ferments I have at home and share some recipes. Check out the existing ones in the articles sub-menu. Stay tuned for more and pay me a visit every now and then if you are interested =)

I am posting more regularly on Instagram, check it out: https://www.instagram.com/fermentationculture.eu/

I sell to all countries in the EU/EEA, to Switzerland, Israel and to the United States. If you are outside of these countries and you want to order, please contact me and we’ll see if we can make it work!

The complete list of countries is: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom (UK), United States of America (US/USA)