How many calories in Pret A Manger Flat White?

A Semi-skimmed milk, 12oz of Pret A Manger Flat White contains 100 kcal — 5% of the adult 2,000 kcal daily reference intake. Calories vary with milk choice — use the calculator above for your exact combination.

How much sugar is in Pret A Manger Flat White?

A Semi-skimmed milk, 12oz contains 10g of sugar — 2.5 teaspoons. This drink 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.

How much salt is in Pret A Manger Flat White?

A Semi-skimmed milk, 12oz contains 0.22g of salt. This drink is relatively low in salt at 4% of the adult daily limit.

How much caffeine is in Pret A Manger Flat White?

Flat White contains approximately 150mg of caffeine. The NHS recommends a maximum of 400mg per day for most adults, and 200mg per day during pregnancy.

Is Pret A Manger Flat White suitable for vegans?

Flat White is suitable for vegetarians. Choose oat, soya or another plant-based milk to make it vegan.

Pret A Manger Flat White: calories, sugar, caffeine and salt

Q: What allergens are in Pret A Manger Flat White?

Flat White contains: Milk. Pret prepares food and drinks in shops every day using shared equipment. A 100% allergen-free environment cannot be guaranteed.

Q: Is Pret A Manger Flat White ultra-processed?

Flat White is classified as NOVA 2. Organic espresso and microfoam milk — no additives, NOVA 2.

A Semi-skimmed milk, 12oz of Pret A Manger Flat White contains 100 kcal, 10g of sugar (2.5 teaspoons) and 150mg of caffeine. It is classified as NOVA 2 under the NOVA food processing classification system.

Dietary: Vegetarian | Allergens: Milk

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Select your milk, size and age group to see how the nutrition compares to daily reference intakes.

Pret A Manger nutrition calculator

Flat White

Select your milk, size and age group to see how the nutrition compares to daily reference intakes.

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Caffeine

NHS guidance: max 200mg/day in pregnancy

Nutrition by serving: calories, sugar and salt

Nutrition by serving: Pret A Manger Flat White

Serving	Calories	Salt	Sugar	= teaspoons	Carbs	Protein
Semi-skimmed milk (12oz)	100 kcal	0.22g	10g	2.5 tsp	11.2g	7.2g
Skimmed milk (12oz)	74 kcal	0.22g	10g	2.5 tsp	11.5g	7.2g
Whole milk (12oz)	124 kcal	0.22g	10g	2.5 tsp	11g	7.2g
Oat drink (12oz)	82 kcal	0.27g	5.2g	1.3 tsp	12.4g	1g
Soya drink (12oz)	82 kcal	0.22g	6.1g	1.5 tsp	9.4g	5.8g
Almond drink (12oz)	72 kcal	0.19g	5.4g	1.4 tsp	8.8g	1.4g
Rice-coconut drink (12oz)	80 kcal	0.17g	5.6g	1.4 tsp	10.5g	0.7g

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

Sugar in Pret A Manger Flat White

Pret A Manger Flat White contains 10g of sugar per Semi-skimmed milk, 12oz (2.5 teaspoons). Sugar level: Moderate. The table below shows how this compares to daily free sugar limits across all age groups.

Sugar by portion: Pret A Manger Flat White

Portion	Adult (female) 30g	Adult (male) 30g	Age 11 to 17 30g	Age 7 to 10 24g	Age 4 to 6 19g
Semi-skimmed milk, 12oz	10g 33%	10g 33%	10g 33%	10g 42%	10g 53%
Teaspoons	2.5 tsp

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

Salt in Pret A Manger Flat White

Pret A Manger Flat White contains 0.22g of salt per Semi-skimmed milk, 12oz. Salt level: Low. The table below shows how this compares to daily salt limits for adults and children.

Salt by portion: Pret A Manger Flat White

Portion	Adult (female) 6g	Adult (male) 6g	Age 11 to 17 6g	Age 7 to 10 5g	Age 4 to 6 3g
Semi-skimmed milk, 12oz	0.22g 4%	0.22g 4%	0.22g 4%	0.22g 4%	0.22g 7%

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

Calories in Pret A Manger Flat White

Calories by portion: Pret A Manger Flat White

Portion	Adult (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
Semi-skimmed milk, 12oz	100 kcal 5%	100 kcal 4%	100 kcal 5%	100 kcal 6%	100 kcal 8%

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

Saturated fat in Pret A Manger Flat White

Saturated fat by portion: Pret A Manger Flat White

Portion	Adult (female) 20g	Adult (male) 30g	Age 11 to 17 20g	Age 7 to 10 18g	Age 4 to 6 16g
Semi-skimmed milk, 12oz	2.1g 11%	2.1g 7%	2.1g 11%	2.1g 12%	2.1g 13%

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

UPF classification: is Pret A Manger Flat White ultra-processed?

NOVA 2: minimally processed

Organic espresso and microfoam milk — no additives, NOVA 2.

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

Semi-skimmed milk, organic Arabica espresso (double shot). 8oz. Milk alternatives available free.

Allergens at a glance

Allergen information: Pret A Manger Flat White

Milk	Present
Wheat / Gluten	Not present
Egg	Not present
Soya	Not present
Peanuts	Not present
Tree Nuts	Not present
Fish	Not present
Shellfish	Not present
Celery	Not present
Mustard	Not present
Sesame	Not present
Lupin	Not present
Molluscs	Not present
Sulphur Dioxide / Sulphites	Not present

Pret prepares food and drinks in shops every day using shared equipment. A 100% allergen-free environment cannot be guaranteed.

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Source: Source: Pret A Manger UK official nutrition data (pret.co.uk, 2026). NOVA classification from ingredient list at time of writing. For guidance only, not medical advice.