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Heinz Seriously Good Light Mayonnaise: calories, sugar, salt and nutrition
How many calories are in Heinz Seriously Good Light Mayonnaise? A tablespoon (15g) contains 32 kcal, 0.53g of sugar and 0.2g of salt.
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Nutrition by portion size
The table below shows how the nutrition changes across realistic portion sizes.
Nutrition by portion size: Heinz Seriously Good Light Mayonnaise
Portion
Calories
Sugar
Salt
Sat fat
1 teaspoon (7g)
15 kcal
0.25g
0.09g
0.11g
1 tablespoon (15g)
32 kcal
0.53g
0.2g
0.23g
2 tablespoons (30g)
63 kcal
1.05g
0.41g
0.45g
4 tablespoons (60g)
126 kcal
2.1g
0.81g
0.9g
Sugar highlighted in amber above 20% of adult daily limit, red above 75%. Salt highlighted in amber above 38% of adult daily limit (2.3g per day), red above 75%.
Heinz Seriously Good Light Mayonnaise contains 210 kcal, 20g of fat (1.5g saturated), 7g of carbohydrate (3.5g sugar), 0.8g of protein and 1.35g of salt per 100g. A standard mayonnaise portion — 1 teaspoon (7g) — delivers 15 kcal, 0.25g of sugar and 0.09g of salt.
Heinz Seriously Good Light has 20g of fat per 100g, a 73% reduction from the standard version (73g). Like most light mayonnaises, it compensates with modified maize starch as a thickener and a slightly higher sugar content (3.5g vs 2.5g per 100g). A tablespoon (15g) delivers 31 kcal.
Portion size matters significantly for condiments. A small squeeze or single teaspoon contributes little to daily intake. But condiments are easy to apply generously: 1 teaspoon (7g) delivers 0.25g of sugar and 0.09g of salt, while 4 tablespoons (60g) delivers 2.1g of sugar and 0.81g of salt. Adding multiple condiments to a single meal multiplies this further.
Sugar
Heinz Seriously Good Light Mayonnaise contains 3.5g of sugar per 100g. 1 teaspoon (7g) delivers 0.25g of sugar. Sugar in condiments is all free sugar: unlike the naturally occurring sugars in whole fruit or plain dairy, there is no food matrix to slow absorption.
Salt
Heinz Seriously Good Light Mayonnaise contains 1.35g of salt per 100g. 1 teaspoon (7g): 0.09g (2% of the adult daily limit of 6g); 1 tablespoon (15g): 0.2g (3% of the adult daily limit of 6g); 2 tablespoons (30g): 0.41g (7% of the adult daily limit of 6g); 4 tablespoons (60g): 0.81g (14% of the adult daily limit of 6g).
Ingredients and ultra-processed food
Heinz Seriously Good Light Mayonnaise is a commercially produced mayonnaise. Its ingredients are: Water, rapeseed oil (23%), modified maize starch, spirit vinegar, sugar, pasteurised egg and egg yolk (3.2%), salt, mustard flour, lemon juice concentrate, natural flavouring. Lower oil content than standard mayo..
Reading the ingredient list closely, it contains natural flavourings. Natural flavourings enhance or standardise the flavour profile across large-scale production.
A home-made equivalent would typically require fewer ingredients. The processing aids are used to deliver a consistent flavour, texture and shelf life at scale that home preparation cannot match.
Light mayonnaise
Water, rapeseed oil (23%), modified maize starch, spirit vinegar, sugar, pasteurised egg and egg yolk (3.2%), salt, mustard flour, lemon juice concentrate, natural flavouring. Lower oil content than standard mayo.
Processing (NOVA classification)
Heinz Seriously Good Light Mayonnaise falls into NOVA group 4, ultra-processed food. It contains natural flavourings, used to create a consistent product at industrial scale. Most commercially produced condiments, including those made primarily from natural ingredients like tomatoes or peppers, are classified as ultra-processed due to the additives and processing aids used in production.
Allergens
Allergen information: Heinz Seriously Good Light Mayonnaise
Wheat
Not present
Rye
Not present
Barley
Not present
Oats
Not present
Sesame
Not present
Soya
Not present
Milk
Not present
Eggs
Contains
Fish
Not present
Crustaceans
Not present
Celery
Not present
Mustard
Contains
Molluscs
Not present
Lupin
Not present
Frequently asked questions
Heinz Seriously Good Light Mayonnaise contains 3.5g of sugar per 100g. 1 teaspoon (7g): 0.25g of sugar; 1 tablespoon (15g): 0.53g of sugar; 2 tablespoons (30g): 1.05g of sugar; 4 tablespoons (60g): 2.1g of sugar. All sugar in condiments is free sugar and counts towards the NHS daily free sugar limit (30g for adults, 24g for children aged 7 to 10, 19g for children aged 4 to 6).
Heinz Seriously Good Light Mayonnaise contains 1.35g of salt per 100g. 1 teaspoon (7g): 0.09g of salt (2% of the adult daily limit); 1 tablespoon (15g): 0.2g of salt (3% of the adult daily limit); 2 tablespoons (30g): 0.41g of salt (7% of the adult daily limit); 4 tablespoons (60g): 0.81g of salt (14% of the adult daily limit). The adult daily salt limit is 6g; for children aged 7 to 10 it is 5g, and for children aged 4 to 6 it is 3g.
Yes, Heinz Seriously Good Light Mayonnaise is classified as NOVA group 4, ultra-processed food. It contains natural flavourings. This applies to almost all commercially produced condiments, regardless of how natural their core ingredients are.
Heinz Seriously Good Light Mayonnaise contains eggs and mustard.
At 3.5g per 100g, Heinz Seriously Good Light Mayonnaise sits in the mid-range for sugar content among condiments. Ketchup contains 23.7g per 100g; mustard typically contains 2 to 5g per 100g.
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Nutrition information from UK manufacturer labels and retailer databases. Per-portion values calculated proportionally. NHS/SACN guidelines used for daily limits. For guidance only, not medical advice.
