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Best Kefir Substitutes to Try

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The best substitute for kefir is Buttermilk at a Same amount (1:1) ratio. There are 4 other alternatives below, each with exact ratios and usage notes.

Best Substitute

Buttermilk

Same amount (1:1)

You can use Buttermilk in place of kefir when needed. Use the same amount as the original ingredient. Texture runs looser than the original, which matters most in baking and creamy sauces. It is especially useful in baking and sauces.

Gluten-FreeThis substitute is gluten-free

What are the other substitutes for kefir?

2.

Kefir Powder (reconstituted)

Use 25%

You can use Kefir Powder (reconstituted) in place of kefir when needed. Use 25% of the original amount to start, then adjust if needed. This option is more concentrated than kefir, so small adjustments make a noticeable difference. If you are building the substitute from multiple ingredients, mix it fully before it goes into the recipe.

GFThis substitute is gluten-free
3.

Milk Curdled with Lemon Juice or Vinegar

Same amount (1:1)

Milk Curdled with Lemon Juice or Vinegar works as a substitute for kefir in many recipes. Use the same amount as the original ingredient. It is especially useful in baking.

GFThis substitute is gluten-free
4.

Plain Yogurt Thinned with Milk

Same amount (1:1)

You can use Plain Yogurt Thinned with Milk in place of kefir when needed. Use the same amount as the original ingredient. It is especially useful in baking and soups. If you are building the substitute from multiple ingredients, mix it fully before it goes into the recipe.

GFThis substitute is gluten-free
5.

Sour Cream Thinned with Milk

Same amount (1:1)

Sour Cream Thinned with Milk works as a substitute for kefir in many recipes. Use the same amount as the original ingredient. It is especially useful in baking and marinades.

GFThis substitute is gluten-free

What should you know before substituting kefir?

Plain yogurt thinned with a little liquid is often the easiest match for texture and tang. If the recipe is baked, buttermilk can also stand in well because the acidity still supports the batter or dough.

How do you substitute kefir in a recipe?

Kefir substitutes should cover both tang and fluid texture, especially in smoothies, baking, dressings, and marinades. The best option depends on whether you need fermentation flavor or just acidity and body.

The best substitute for kefir depends on what role it plays in your recipe. Our top recommendation is Buttermilk (Same amount (1:1)), which works well for most recipes.

If you need a different option, Kefir Powder (reconstituted) (Use 25%) is another reliable choice. You can use Kefir Powder (reconstituted) in place of kefir when needed. Use 25% of the original amount to start, then adjust if needed. This option is more concentrated than kefir, so small adjustments make a noticeable difference. If you are building the substitute from multiple ingredients, mix it fully before it goes into the recipe.

When substituting kefir, consider the flavor profile, texture, and cooking method of your recipe.

Substitution ratios verified against USDA FoodData Central and FoodSafety.gov. See our testing methodology for details.

Frequently Asked Questions

What is the best substitute for kefir?

Plain yogurt thinned slightly is usually the easiest kefir substitute because it stays close in tang and texture for many recipes.

Can I use yogurt instead of kefir?

Yes. Thin it a little when you need a more pourable consistency, especially in smoothies, batters, and dressings.