A single tablespoon of standard mayonnaise packs about 100 calories, nearly all of it from fat. That adds up fast on sandwiches, in salads, and in dips. The good news is several whole-food alternatives deliver similar creaminess or flavor with fewer calories, more nutrients, or both.
Why Mayonnaise Is Worth Rethinking
Mayo isn’t inherently bad. It’s made from egg yolks, oil, and vinegar or lemon juice. The issue is volume. Most people use far more than a single tablespoon, and the base oil in commercial mayo is almost always soybean or canola oil. These oils are high in omega-6 fatty acids. While your body needs some omega-6, the modern diet already delivers omega-6 to omega-3 in ratios of 10:1 to 30:1, far beyond the recommended range of 5:1 to 10:1. That imbalance is linked to chronic inflammation over time.
If you see “olive oil mayonnaise” on the shelf and assume it’s a healthier pick, check the ingredient list. Most olive oil mayo brands still use soybean or canola oil as the primary fat, with olive oil listed further down the label. The name is technically accurate but misleading.
Greek Yogurt
Plain Greek yogurt is the most versatile mayo swap. It has a similar creamy texture and tangy flavor, making it work in chicken salad, tuna salad, coleslaw, dips, and dressings without dramatically changing the taste. A tablespoon of plain nonfat Greek yogurt has roughly 8 to 10 calories compared to mayo’s 100, and it contributes protein rather than just fat.
For cold dishes like potato salad or pasta salad, you can substitute Greek yogurt at a 1:1 ratio. Some people prefer a mix of half yogurt and half mayo as a transitional step, which still cuts calories and fat significantly. The one place Greek yogurt doesn’t work well is in baked recipes that rely on mayo’s fat for moisture, like certain cakes or cornbread. In those cases, you may need to add a small amount of oil to compensate.
Mashed Avocado
Avocado gives you the rich, creamy mouthfeel that mayo provides, but the fat profile is completely different. Avocado fat is predominantly monounsaturated, the same type found in olive oil that supports heart health. A quarter of an avocado has about 80 calories, so the calorie savings are modest. The real benefit is nutritional: you’re getting fiber, potassium, and vitamins instead of refined oil.
Mashed avocado works best as a spread on sandwiches, burgers, and wraps. It also blends into creamy dressings nicely with a splash of lime juice and salt. The tradeoff is that avocado browns quickly once exposed to air, so it’s better for dishes you’ll eat right away rather than meal-prepped salads sitting in the fridge for days.
Hummus
Hummus stands out because it adds nutrients that mayo simply doesn’t have. At roughly 60 calories per serving, it provides 2 grams of fiber and 3 grams of protein along with B vitamins, iron, calcium, and magnesium. That makes it one of the most nutrient-dense options on this list.
As a sandwich spread, hummus replaces mayo cleanly. It also works as a base for wraps, grain bowls, and veggie platters. The flavor is more assertive than mayo, so it pairs best with bold ingredients like roasted vegetables, feta, olives, or grilled chicken. For something closer to a neutral creamy base, plain hummus without garlic or added flavors is your best bet. Hummus is also vegan, which makes it useful if you’re avoiding eggs or dairy.
Mustard
If your goal is simply cutting calories, mustard is the most dramatic swap you can make. A teaspoon of spicy or Dijon mustard has just 5 calories, zero fat, and zero sugar. Replacing a tablespoon of mayo with mustard on a daily sandwich saves you roughly 95 calories per day, which adds up to nearly 35,000 calories over a year.
Mustard obviously doesn’t replicate mayo’s creaminess, so it works best when you want flavor rather than texture. It’s ideal on deli sandwiches, in vinaigrettes, and whisked into marinades. One thing to watch: flavored varieties like honey Dijon can contain added sugar, so read the label if that matters to you. Plain yellow, Dijon, and stone-ground mustard are all reliably low-calorie.
Sour Cream
Sour cream swaps into most recipes at a 1:1 ratio with no adjustment needed. It has a similar tanginess and works particularly well in dips, dressings, and cold salads where mayo is mixed with other ingredients. Full-fat sour cream runs about 23 calories per tablespoon, less than a quarter of mayo’s calorie count. Light sour cream drops even lower.
This substitute shines in recipes like deviled eggs, ranch-style dips, and creamy slaws. It won’t work for anyone avoiding dairy, but for people who simply want a lower-calorie creamy base, it’s one of the easiest transitions because the texture and behavior in recipes are nearly identical to mayo.
Tahini
Tahini, a paste made from ground sesame seeds, is calorie-dense (about 89 calories per tablespoon), so it’s not a low-calorie alternative. Its advantage is nutritional quality. Tahini is rich in calcium, iron, and healthy fats, and it brings a nutty depth that works in grain bowls, roasted vegetable dishes, and Middle Eastern-inspired wraps.
Thinned with lemon juice and a little water, tahini becomes a pourable dressing that replaces creamy mayo-based dressings in salads. It pairs especially well with roasted cauliflower, sweet potatoes, and falafel. If you’re looking for a whole-food fat source rather than a calorie reduction, tahini is a strong choice.
Choosing the Right Swap for the Situation
No single substitute works everywhere mayo does. The best approach depends on what you’re making:
- Sandwiches and wraps: Mustard for low calorie, avocado or hummus for creaminess and nutrition.
- Chicken, tuna, or egg salad: Greek yogurt, either straight or mixed half-and-half with mayo.
- Dips and dressings: Sour cream or Greek yogurt as the base, thinned tahini for a dairy-free option.
- Grain bowls and roasted vegetables: Tahini or hummus.
The biggest shift most people notice is flavor, not texture. Mayo is deliberately neutral, so alternatives like mustard, hummus, or tahini will change the character of a dish. That’s not a downside if you plan for it. Seasoning your Greek yogurt with a pinch of salt, garlic powder, and lemon juice, for example, gets it surprisingly close to mayo’s role in a recipe while adding protein and cutting calories by 90%.