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Shio Koji

Shio Koji

Experience the magic of Shio Koji, a traditional Japanese flavour enhancer  made with fermented salt, koji, and water. Infuse your cuisine with its savoury umami notes—ideal for marinades, sauces, and culinary creativity.

Regular price £11.99
Regular price Sale price £11.99
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Size: 450ml

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  • Flavour Enhancement

    Shio Koji's primary benefit is its ability to natualy enhance the flavour of dishes. It imparts a deep umami richness, making your meals more delicious and complex.

  • Natural Tenderizer

    Shio Koji works as a natural protein tenderizer, making proteins more tender and succulent.

  • Prebiotic and Probiotic Properties

    Shio Koji contains natural prebiotics and probiotics, promoting a healthy gut microbiome. Consuming Shio Koji can support digestive health and improve overall well-being.

What's in the product

Koji (white rice, aspergillus oryzae), water, sea salt.

"Its subtle yet profound enhancement of flavours has taken my dishes to new heights. I love experimenting with it in both savoury and sweet recipes."
Jill Hayes

Product information

Serving Suggestion

Elevate your dishes with Shio Koji, the magician's wand in your fridge! Marinade protein or veggies, create delectable dressings, and infuse soups, stews, and stir-fries with its magical umami touch. Shake well before use.


Ingredients: Koji (white rice, aspergillus oryzae), water, sea salt.
May contain: Soya.


Storage: Keep refrigerated below 5C. Once opened, keep refrigerated and use within 30 days. Please keep upright. Do not exceed use by date.


Typical Values per 100g

Energy 88Kcal
Fat 0.1g
Of whichsaturated 0.07g
Carbohydrates 19.9g
of which sugars 10.1g
Fibre <0.1g
Protein 1.8g
Salt 4.96g


What is Shio Koji?

Shio Koji is a fermented liquid made by fermenting salt and water with Koji rice culture (Aspergillus oryzae). It adds umami depth, complex flavour, and tenderising enzymes to dishes.

How do you use Shio Koji?

It's incredibly versatile! Marinate proteins and vegetables, stir it into soups and sauces, use it as a base for dips and salad dressings, or brush it on grilled foods for flavour boost.

What does Shio Koji taste like?

It has a savoury, sweet taste with umami depth and koji notes.

Do you need to cook Shio Koji?

No, Shio Koji doesn't need to be cooked. Apply it to ingredients, allow it to marinade, and then cook as usual to enhance flavour and tenderness. However, consuming it without heating will ensure you get the full probiotics benefits.

How long does Shio Koji last?

Store it in the refrigerator for up to 3 months in a tightly sealed container. However, Shio Koji is a living food and will continue to ferment, gradually becoming sour over time.

Is Shio Koji gluten-free?

Yes, our Shio Koji is gluten free.

Customer Reviews

Based on 2 reviews
Amazing flavour

Adding this stuff to stir fries or using it as a marinade gives such a rich flavour. I only have to open the jar and my mouth starts watering!


Shio Koji, a game changer for me when marinating before I cook. A must have for anyone into their food!!

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