Free UK delivery on all orders · At-home saliva test · Secure checkout
Free UK delivery on all orders

Costa Coffee Egg Mayo Sandwich: calories, sugar and salt

Per sandwich of Costa Coffee Egg Mayo Sandwich contains 376 kcal, 3g of sugar (0.8 teaspoons) and 1.2g of salt. It is classified as NOVA 4 under the NOVA food processing classification system.

Dietary: Vegetarian | Allergens: Wheat / Gluten, Egg, Milk, Mustard

Try our nutrition calculator

Build your meal and choose an age group to see how the nutrition compares to daily reference intakes.

Costa Coffee nutrition calculator
Nutrition calculator
Select a portion size and age group to see how it fits into daily reference intakes.
Nutrition total--
Calories
--
--
0--
--
Carbohydrates
--
--
0--
--
Protein
--
--
0--
--
Sugar
--
--
--
0--
--
Salt
--
--
0--
--
Saturated fat
--
--
0--
--

Nutrition by serving: calories, sugar and salt

Costa Coffee Egg Mayo Sandwich contains 376 kcal, 15g of fat (3g saturated), 44g of carbohydrate (3g sugar), 16g of protein and 1.2g of salt per per sandwich.

Nutrition by serving: Costa Coffee Egg Mayo Sandwich

ServingCaloriesSaltSugar= teaspoonsCarbsProtein
Per sandwich376 kcal1.2g3g0.8 tsp44g16g

Salt amber above 20% of 6g adult daily limit, red above 75%. Sugar in teaspoons at 4g each.

Sugar in Costa Coffee Egg Mayo Sandwich

Costa Coffee Egg Mayo Sandwich contains 3g of sugar per per sandwich (0.8 teaspoons). Sugar level: Low. The table below shows how this compares to daily free sugar limits across all age groups.

Sugar by portion: Costa Coffee Egg Mayo Sandwich

PortionAdult (female)
30g		Adult (male)
30g		Age 11 to 17
30g		Age 7 to 10
24g		Age 4 to 6
19g
Per sandwich3g
10%		3g
10%		3g
10%		3g
13%		3g
16%
Teaspoons0.8 tsp

Percentage shown is % of daily reference intake for each age group.

Salt in Costa Coffee Egg Mayo Sandwich

Costa Coffee Egg Mayo Sandwich contains 1.2g of salt per per sandwich. Salt level: Moderate. The table below shows how this compares to daily salt limits for adults and children.

Salt by portion: Costa Coffee Egg Mayo Sandwich

PortionAdult (female)
6g		Adult (male)
6g		Age 11 to 17
6g		Age 7 to 10
5g		Age 4 to 6
3g
Per sandwich1.2g
20%		1.2g
20%		1.2g
20%		1.2g
24%		1.2g
40%

Percentage shown is % of daily reference intake for each age group.

Calories in Costa Coffee Egg Mayo Sandwich

Calories by portion: Costa Coffee Egg Mayo Sandwich

PortionAdult (female)
2000 kcal		Adult (male)
2500 kcal		Age 11 to 17
1936 kcal		Age 7 to 10
1553 kcal		Age 4 to 6
1291 kcal
Per sandwich376 kcal
19%		376 kcal
15%		376 kcal
19%		376 kcal
24%		376 kcal
29%

Percentage shown is % of daily reference intake for each age group.

Saturated fat in Costa Coffee Egg Mayo Sandwich

Saturated fat by portion: Costa Coffee Egg Mayo Sandwich

PortionAdult (female)
20g		Adult (male)
30g		Age 11 to 17
20g		Age 7 to 10
18g		Age 4 to 6
16g
Per sandwich3g
15%		3g
10%		3g
15%		3g
17%		3g
19%

Percentage shown is % of daily reference intake for each age group.

UPF classification: is Costa Coffee Egg Mayo Sandwich ultra-processed?

NOVA 4: ultra-processed food

Contains mayonnaise with mustard flour and enriched malted bread with emulsifiers and preservative — ultra-processed.

The NOVA classification system groups foods by the extent and purpose of processing. NOVA 4 covers products containing industrial additives not typically used in home cooking.

Ingredients

Ingredients

Malted bread (wheat flour, water, malted wheat flakes, yeast, barley malt flour, salt, emulsifiers, spirit vinegar, rapeseed oil, ascorbic acid), free range hard boiled egg (36%), mayonnaise (water, rapeseed oil, pasteurised egg yolk, cornflour, white wine vinegar, salt, mustard flour), salad cress, Dijon mustard, salt, black pepper, butter (milk).

Allergens at a glance

Allergen information: Costa Coffee Egg Mayo Sandwich

MilkPresent
Wheat / GlutenPresent
EggPresent
SoyaNot present
PeanutsNot present
Tree NutsNot present
FishNot present
ShellfishNot present
CeleryNot present
MustardPresent
SesameNot present
LupinNot present
MolluscsNot present
Sulphur Dioxide / SulphitesNot present

Costa prepares drinks and food in stores where all 14 major allergens are handled. Cross-contamination cannot be guaranteed. Always tell your barista if you have a severe allergy.

Frequently asked questions

Per sandwich of Costa Coffee Egg Mayo Sandwich contains 376 kcal — 19% of the adult 2,000 kcal daily reference intake.

Per sandwich contains 3g of sugar — 0.8 teaspoons. This item is moderate in free sugar. The NHS free sugar limit is 30g per day for adults, 24g for children aged 7 to 10, and 19g for children aged 4 to 6.

Per sandwich contains 1.2g of salt. This item is moderate in salt relative to the adult daily limit.

Per sandwich contains 16g of protein — 32% of the adult 50g daily reference intake.

Egg Mayo Sandwich is suitable for vegetarians but contains animal products.

Egg Mayo Sandwich contains: Wheat / Gluten, Egg, Milk, Mustard. Costa prepares drinks and food in stores where all 14 major allergens are handled. Cross-contamination cannot be guaranteed. Always tell your barista if you have a severe allergy.

Egg Mayo Sandwich is classified as NOVA 4. Contains mayonnaise with mustard flour and enriched malted bread with emulsifiers and preservative — ultra-processed.

Know what you are eating

Know what you are eating.

The Boone app tracks calories, salt, sugar, saturated fat and 30+ nutrients in real time. Search any restaurant or scan any product to see exactly how it fits your daily targets.

Get started with Boone

Source: Source: Costa Coffee UK Store Allergen and Nutrition Guide 30 April – 26 August 2026 (costa.co.uk). NOVA classification from ingredient list at time of writing. For guidance only, not medical advice.