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How Many Calories in Mayonnaise, Reduced-calorie or Diet, Cholesterol-free?

Nutrition data reviewed against USDA FoodData Central and Public Health England guidance by our editorial team. Last reviewed: 5 September 2026.

Fact-checked against original USDA source data by our editorial team.

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333
calories per 100g
50 calories per 1 tbsp (15g)
0.9gProtein
6.7gCarbs
33.3gFat
0.0gFibre

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⚖ Kitchen Scales

Quick reference — common serving sizes

AmountCaloriesProtein
1 oz (28g)94 kcal0.3g
100g333 kcal0.9g
1 tbsp50 kcal0.1g
grams
333kcal
0.9gprotein
6.7gcarbs
33.3gfat
0.0gfibre

A mayonnaise, reduced-calorie or diet, cholesterol-free contains 333 calories per 100g. A typical 1 tbsp (15g) provides about 50 calories. Mayonnaise, Reduced-calorie or Diet, Cholesterol-free is high in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.

Mayonnaise, Reduced-calorie or Diet, Cholesterol-free Nutrition Facts

NutrientPer 100gPer serving (15g)
Calories333 kcal50 kcal
Protein0.9g0.1g
Carbohydrates6.7g1.0g
of which Sugars4.2g0.6g
Fat33.3g5.0g
of which Saturates4.6g0.7g
Fibre0.0g0.0g
Sodium733.0mg110mg
Potassium67.0mg10mg
Calcium0.0mg0mg
Iron0.0mg0.0mg
Vitamin C0.0mg0.0mg
Vitamin A0.0µg0µg
Selenium1.6µg0µg
Riboflavin (B2)0.0mg0.0mg

% of Daily Value (per 100g)

Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.

Useful for tracking mayonnaise, reduced-calorie or diet, cholesterol-free

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Have a cat or dog? Check whether mayonnaise, reduced-calorie or diet, cholesterol-free is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out mayonnaise, reduced-calorie or diet, cholesterol-free for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.

Good to know

Check the actual serving size on packaging before comparing to the per-100g figures here — snack portions are often smaller (or larger) than 100g.

Frequently Asked Questions

How many calories in mayonnaise, reduced-calorie or diet, cholesterol-free per 100g?

Mayonnaise, Reduced-calorie or Diet, Cholesterol-free contains 333 calories per 100g, based on USDA reference data.

Is mayonnaise, reduced-calorie or diet, cholesterol-free high in calories?

A 1 tbsp of mayonnaise, reduced-calorie or diet, cholesterol-free (15g) has around 50 calories — roughly 2% of a 2,000-calorie daily intake.

Is mayonnaise, reduced-calorie or diet, cholesterol-free good for weight loss?

Mayonnaise, Reduced-calorie or Diet, Cholesterol-free is fairly calorie-dense at 333 calories per 100g, so portion size matters when losing weight. A 1 tbsp provides about 50 calories.

How much protein is in mayonnaise, reduced-calorie or diet, cholesterol-free?

Mayonnaise, Reduced-calorie or Diet, Cholesterol-free contains 0.9g of protein per 100g.

Is mayonnaise, reduced-calorie or diet, cholesterol-free a good source of fibre?

Mayonnaise, Reduced-calorie or Diet, Cholesterol-free is relatively low in fibre at 0.0g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.

How does mayonnaise, reduced-calorie or diet, cholesterol-free compare to salad dressing, mayonnaise, light, smart balance?

Mayonnaise, Reduced-calorie or Diet, Cholesterol-free has 333 calories per 100g, close to salad dressing, mayonnaise, light, smart balance at 333 — 0 calories fewer per 100g. See the full macro breakdown above.

How many servings of mayonnaise, reduced-calorie or diet, cholesterol-free for 20g of protein?

With 0.9g of protein per 100g, you'd need roughly 2222g of mayonnaise, reduced-calorie or diet, cholesterol-free to reach 20g of protein

Foods with a similar calorie count

Other snacks closest to mayonnaise, reduced-calorie or diet, cholesterol-free by calories per 100g:

FoodCaloriesProteinCarbsFat
Mayonnaise, Reduced-calorie or Diet, Cholesterol-free (this page)333 kcal0.9g6.7g33.3g
Salad Dressing, Mayonnaise, Light, Smart Balance333 kcal1.5g9.4g34.2g
Cereals, Quaker, Whole Wheat Natural Cereal, Dry333 kcal11.8g74.8g2.0g
Cereals Ready-to-eat, Barbara'S Puffins, Original333 kcal7.4g84.0g3.7g
Seeds, Sesame Flour, Low-fat333 kcal50.1g35.5g1.8g
Sweet Rolls, Cinnamon, Refrigerated Dough with Frosting333 kcal5.0g51.6g12.2g
Muffins, Blueberry, Toaster-type, Toasted333 kcal4.9g56.7g10.1g

More kit for mayonnaise, reduced-calorie or diet, cholesterol-free tracking

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Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.