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Home - Cooking - Substitutes

Latest Updated: Feb 28, 2026 by Andrew Gray

5 BEST Mayo Substitutes for Tuna Salad

Good replacements for Tuna Salad include Plain Greek Yogurt, Avocado, Cottage Cheese, Silken Tofu, and Mustard.

Plain Greek Yogurt

Plain Greek yogurt is a delicious and nutritious alternative to mayonnaise.

For cooking, Avocado also works well - adjust the amount to taste.

Tuna salad's a classic, right? We all have our go-to recipe.

Sometimes, though, we hit a snag. Maybe you're out of mayo or just want to shake things up a bit.

That's where we come in.

We've scoured kitchens and dived deep into the art of substitution to bring you the top mayo alternatives for your tuna salad. These swaps aren't just about dodging a shopping trip-they're about bringing a fresh twist to your beloved dish.

Table of Contents

Toggle
  • Why Add Mayo to Tuna?
  • Mayo-Free Dressings for Tuna Salad
    • 1 - Plain Greek Yogurt
    • 2 - Avocado
    • 3 - Cottage Cheese
    • 4 - Silken Tofu
    • 5 - Mustard
  • Frequently Asked Questions

Why Add Mayo to Tuna?

5 BEST Mayo Substitutes for Tuna Salad Save for Later!

Combining tuna with mayonnaise - or try Kewpie mayo substitute options for creaminess - is a great way to add an extra level of flavor, texture, and al dente satisfaction to a dish.

This traditional combination can be used to create quick, weeknight dinner favorites such as tuna melts and sandwiches or for more elaborate recipes like creamy pesto-tuna pasta.

Mayo provides a smooth flavor that helps balance out the fishiness of the tuna and binds it together with other ingredients, as well as adding richness, moisture, and creaminess.

Also, mayonnaise helps your dish not to feel dry or heavy, even with a generous sprinkling of herbs or cheese melted on top.

It can also be used in tuna salads either on its own or combined with Greek yogurt for an even creamier finish.

And if you're looking for something easy yet different, try making creamy teriyaki tuna - all you need is a jar of mayonnaise and a few simple pantry ingredients.

Mayo-Free Dressings for Tuna Salad

If you are looking for tasty alternatives to mayo in your tuna salads, there are plenty of delicious options.

From vegan-friendly substitutes to healthier and lighter alternatives, here is a list of the five best Mayo substitutes for tuna salad - including a tuna substitute list with flavor boosts:

1 - Plain Greek Yogurt

5 BEST Mayo Substitutes for Tuna Salad Save for Later!

Plain Greek yogurt is a delicious and nutritious alternative to mayonnaise - or see yogurt substitutes for similar texture if a dairy-free option is needed.

It has a thick, slightly sour texture that makes it a great stand-in for mayo in recipes like tuna salad.

Its creamy taste provides the perfect flavor balance to the saltiness of tuna or other ingredients.

Plus, since it's made from strained fermented milk, plain Greek yogurt is high in protein and lacks unhealthy fats like those found in mayo.

To substitute it for mayo in tuna salads, simply mix it with your favorite herbs and spices until you reach the desired consistency.

Enjoy on sandwiches, as a dip for vegetables, or even as part of a macaroni salad.

2 - Avocado

5 BEST Mayo Substitutes for Tuna Salad Save for Later!

Avocado is a creamy fruit that has gained tremendous popularity in recent years.

Its distinctive flavor and texture provide a perfect addition to many meals, from guacamole to smoothies, avocado toast, and more.

The greenish-yellow flesh is soft yet slightly firm and juicy, offering a unique taste that can be described as nutty with a hint of sweetness.

Avocado can even be used as a substitute for mayonnaise when making tuna salad - just mix some diced avocado with the tuna and other ingredients to give the salad an extra boost of flavor with a healthy fat, or review avocado oil substitute options for cooking when the oil is the ingredient on hand.

3 - Cottage Cheese

5 BEST Mayo Substitutes for Tuna Salad Save for Later!

Cottage cheese is a fresh cheese curd product with a mild and slightly tangy flavor.

It has a dough-like, creamy texture and typically contains 4%-6% fat.

To enjoy cottage cheese, you can top it with apples and honey, mix it into a smoothie bowl or even use it to create a delicious tuna salad.

To substitute the mayonnaise in tuna salad, simply combine canned tuna, diced onions, celery, and seasonings with ½ cup of cottage cheese instead.

Its creamy consistency makes it an unbeatable stand-in for mayo-minus the added fat.

Have fun creating your own version by adding crunchy nuts or chopped apples to make it even more pleasant.

If a different cheese flavor is preferred in salads and spreads, Monterey Jack substitute ideas for milder cheeses can help pick a similar-tasting swap.

4 - Silken Tofu

5 BEST Mayo Substitutes for Tuna Salad Save for Later!

Silken tofu is a type of soft or delicate tofu that has a custard-like consistency.

It is made from whole, boiled soybeans that are pureed and pressed into white blocks, resulting in its smooth and creamy texture.

Silken tofu can be eaten alone or used as an ingredient in a variety of dishes - and for meal planning ideas, see BBQ tofu side pairings that shine.

It is also popular for its mild flavor and ability to absorb other flavors when marinated or cooked with sauces.

One great way to use silken tofu is as a mayonnaise substitute in tuna salad - simply mash the silken tofu with lemon juice, diced onion, garlic powder, salt, and pepper for a tangy vegan version that everyone will love.

5 - Mustard

5 BEST Mayo Substitutes for Tuna Salad Save for Later!

Mustard is a condiment that has been a staple in kitchens around the world for centuries.

Originally made with a combination of whole mustard seeds, vinegar, turmeric, and other spices, it provides a pop of flavor to sandwiches and salads.

Mustard has a tangy taste but can also have sweet undertones depending on the variety.

It has an earthy texture ranging from coarse to smooth and effortlessly adds boldness to any dish.

For those looking for an alternative to mayonnaise in tuna salad - mustard is perfect.

Simply combine chopped canned tuna, chives, celery seed, and Dijon mustard for a luscious twist on classic recipes.

3 BEST Salad Supreme Seasoning substitutes can tweak tuna salads with different herb blends. What to Serve with Tuna Casserole? 7 BEST Side Dishes lists complementary sides for tuna-based meals.

Frequently Asked Questions

What is the best substitute for Tuna Salad?

Plain Greek Yogurt, Avocado, Cottage Cheese, Silken Tofu, and Mustard. Use it at a 1:1 ratio in any recipe that calls for Tuna Salad.

What are the closest alternatives?

In most cases, yes. Try Plain Greek Yogurt first since the flavor is closest.

Avocado handles heat and texture differently, so test in small batches.

Will the color or appearance of the dish change?

It can, especially with ingredients that have distinct colors or pigments. The difference is usually minor in mixed dishes but may be more visible in lighter sauces or batters.

How do you adjust seasoning when using a substitute?

Taste as you go.

Substitutes can be saltier, milder, or sweeter than the original.

Add seasoning gradually and adjust at the end rather than matching the original recipe amounts exactly.

Explore more: This post is part of our Ingredient Substitutes Guide.
Andrew Gray

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Andrew Gray - GustoMeadow founder

Hi, I'm Andrew

Food Writer & Recipe Developer

Restaurant industry veteran sharing real recipes, honest substitutes, and tips that actually work in a home kitchen.

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