Boone’s analysis puts Pret A Manger Toasted Marshmallow Latte at 15% of an adult’s daily calories, 6% of the daily salt limit for a child aged 4 to 6 and 3.3 teaspoons of free sugar.
How many calories are in Pret A Manger Toasted Marshmallow Latte? It contains 293 kcal, 17g of fat (4.6g saturated), 26g of sugar and 0.2g of salt.
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Nutrition information
Nutrition information: Pret A Manger Toasted Marshmallow Latte
| Energy | 293 kcal |
| Fat | 17g |
| of which saturates | 4.6g |
| Carbohydrate | 26g |
| of which sugars | 26g |
| Fibre | 0g |
| Protein | 9.9g |
| Salt | 0.2g |
Nutrition figures are Pret UK published data per serving as sold, taken from Pret UK's published product pages (pret.co.uk, October 2026). Boone converts the figures to the portion and age comparisons on this page.
Pret A Manger Toasted Marshmallow Latte contains 293 kcal, which is 15% of the 2,000 kcal adult daily reference intake. It provides 17g of total fat, of which 4.6g is saturated, 26g of sugar, 0.2g of salt, 9.9g of protein and 0g of fibre.
The saturated fat content of 4.6g represents 23% of the adult daily guideline of 20g.
Pret publishes figures both per serving and per 100g, which puts the drink at about 381ml and 77 kcal per 100ml.
Pret describes it as: Pret's organic espresso combines with silky steamed milk and finished with a light layer of foam, infused with flavours of toasted marshmallow and topped with Marshmallow flavoured cream.
Sugar in Pret A Manger Toasted Marshmallow Latte
Pret A Manger Toasted Marshmallow Latte contains 13g of free sugar per serving (3.3 teaspoons). Moderate 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. Free sugar excludes the sugars naturally present in milk and whole fruit.
Free sugar by portion: Pret A Manger Toasted Marshmallow Latte
| Portion | Adult (female)
30g | Adult (male)
30g | Age 11 to 17
30g | Age 7 to 10
24g | Age 4 to 6
19g |
|---|
| Per portion | 13g
44% | 13g
44% | 13g
44% | 13g
55% | 13g
69% |
| Teaspoons | 3.3 tsp |
Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.
Salt in Pret A Manger Toasted Marshmallow Latte
Pret A Manger Toasted Marshmallow Latte contains 0.2g of salt per serving. Low salt
Children have lower salt limits: 3g per day for ages 4 to 6, 5g for ages 7 to 10.
Salt by portion: Pret A Manger Toasted Marshmallow Latte
| Portion | Adult (female)
6g | Adult (male)
6g | Age 11 to 17
6g | Age 7 to 10
5g | Age 4 to 6
3g |
|---|
| Per portion | 0.2g
3% | 0.2g
3% | 0.2g
3% | 0.2g
3% | 0.2g
6% |
Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.
Calories in Pret A Manger Toasted Marshmallow Latte
Pret A Manger Toasted Marshmallow Latte contains 293 kcal per serving. Moderate calorie share
Daily calorie needs vary by age and sex.
Calories by portion: Pret A Manger Toasted Marshmallow Latte
| 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 |
|---|
| Per portion | 293 kcal
15% | 293 kcal
12% | 293 kcal
15% | 293 kcal
19% | 293 kcal
23% |
Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.
Saturated fat in Pret A Manger Toasted Marshmallow Latte
Pret A Manger Toasted Marshmallow Latte contains 4.6g of saturated fat per serving. Moderate saturated fat
The saturated fat guideline is 20g a day for women and 30g for men, and lower again for children.
Saturated fat by portion: Pret A Manger Toasted Marshmallow Latte
| Portion | Adult (female)
20g | Adult (male)
30g | Age 11 to 17
20g | Age 7 to 10
18g | Age 4 to 6
16g |
|---|
| Per portion | 4.6g
23% | 4.6g
15% | 4.6g
23% | 4.6g
26% | 4.6g
29% |
Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.
Fibre in Pret A Manger Toasted Marshmallow Latte
Pret A Manger Toasted Marshmallow Latte contains 0g of fibre per serving. Low fibre
Fibre is the one figure here that is a target to reach rather than a limit to stay under. UK guidance is 30g a day for adults, 25g for ages 11 to 17, 20g for ages 7 to 10 and 15g for ages 4 to 6.
Fibre by portion: Pret A Manger Toasted Marshmallow Latte
| Portion | Adult (female)
30g | Adult (male)
30g | Age 11 to 17
25g | Age 7 to 10
20g | Age 4 to 6
15g |
|---|
| Per portion | 0g
0% | 0g
0% | 0g
0% | 0g
0% | 0g
0% |
Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.
Ultra-processed food: what is really in it
Processing and additives: Pret A Manger Toasted Marshmallow Latte
Reading the ingredient list closely, Pret A Manger Toasted Marshmallow Latte contains flavourings, colours and acidity regulators. These are not there to add nutritional value. They make industrial production and distribution possible.
Flavourings
Add or restore taste lost during processing. Found in the toasted marshmallow syrup.
Colours
Restore or standardise appearance after processing. Found in the toasted marshmallow syrup.
Acidity regulators
Control acidity for taste and shelf life. Found in the toasted marshmallow syrup.
Boone classifies Pret A Manger Toasted Marshmallow Latte as NOVA group 4, ultra-processed, based on Pret’s published ingredient list. NOVA groups foods by how far they are from their whole-food form, not by how nutritious they are. A group 4 food is not automatically unhealthy, and a group 1 food is not automatically healthy.
Pret A Manger Toasted Marshmallow Latte contains at least 8 distinct ingredients: 6 raw and 2 manufactured. Raw means something you could buy and cook with at home; manufactured means a substance that only exists as an output of industrial processing.
Ingredient count: Pret A Manger Toasted Marshmallow Latte
The 2 manufactured ingredients
flavouring, citric acid.
The 6 raw ingredients
semi skimmed milk, water, cream, sugar, plain caramel, roasted arabica coffee beans.
Boone counts every distinct ingredient named in Pret’s published list, including those inside components such as bread or sauces, and removes duplicates, so salt appearing in several components counts once. Where an additive class is followed by a named substance, the substance is counted. Every figure here is a minimum.
Allergens at a glance
Pret A Manger Toasted Marshmallow Latte contains milk. Pret lists it as suitable for vegetarians.
Allergen information: Pret A Manger Toasted Marshmallow Latte
| Allergen | Status |
|---|
| Cereals containing gluten | Not declared |
| Crustaceans | Not declared |
| Eggs | Not declared |
| Fish | Not declared |
| Peanuts | Not declared |
| Soya | Not declared |
| Milk | Contains |
| Tree nuts | Not declared |
| Celery | Not declared |
| Mustard | Not declared |
| Sesame | Not declared |
| Sulphites | Not declared |
| Lupin | Not declared |
| Molluscs | Not declared |
Contains = declared by Pret on the product page. Not declared = not listed as an ingredient allergen; Pret prepares food in shops where all 14 allergens are handled, so it cannot guarantee any item is free from them. Source: Pret UK product pages and allergen guide (8 September 2026).
