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Starbucks Chocolate Swirl Loaf Cake, slice of marbled chocolate swirl loaf cake, nutrition and calories

Starbucks Chocolate Swirl Loaf Cake nutrition

Figures from Starbucks UK Nutrition & Allergen Guide, Autumn 2026 , collected by Boone

Your order
Who is eating
439kcal22% of the day
Where the calories come from
6%37%55%
ProteinCarbsFat
!Free sugar is the one to watch: 93% of her daily limit in one serving.
CaloriesEnergy439 kcal22%
Reference 2,000 kcal
Free sugarHigh28g93%
Limit 30g (NHS)
Saturated fatHigh8.9g44%
Limit 20g
SaltWithin limit0.74g12%
Limit 6g (NHS)
FibreTargetNot published
Target 30g
ProteinTarget6.2g12%
Reference 50g

Chocolate Swirl Loaf Cake, as published. Calorie split calculated by Boone. How

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What it means for you

The Chocolate Swirl Loaf Cake as published, seen four ways.

Adult

2 of 3 limits are over 30% in one serving, the UK front-of-pack mark for high.

22%of 2,000 kcal (439 kcal)
High44%saturated fat: 8.9g of 20g
12%salt: 0.74g of 6g
High93%free sugar: 28g of 30g

Free sugar is the biggest issue: 28g is 93% of an adult’s daily 30g in one serving.

Cheese TwistLower free sugarCheese Twist →3g free sugar (10%), 188 kcal

Allergens

5 contain0 may contain13 not present
WheatContains
Tree nutsContains
SoyaContains
MilkContains
EggsContains
RyeNot present
BarleyNot present
OatsNot present
SpeltNot present
PeanutsNot present
SesameNot present
FishNot present
CrustaceansNot present
MolluscsNot present
CeleryNot present
MustardNot present
LupinNot present
Sulphur dioxide and sulphitesNot present
Total sugar28gPublished by Starbucks
Free sugar28gEstimated by Boone. 7.0 teaspoons

    Natural sugars in milk, fruit and veg don’t count. NHS →

    28g as a share of the NHS daily maximum
    Adults and age 11+ 30g a day93%
    Age 7 to 10 24g a day117%
    Age 4 to 6 19g a day147%

    Nutrient density: what you get per 100 kcal

    For smaller portions: the most nutrition per calorie, against all 1059 Starbucks items.

    Calculated by BooneHow
    More protein per calorie than 32% of the menu. Starbucks does not publish fibre for this item.
    Protein1.4g per 100 kcal
    This item
    1.4g
    Menu average
    3.3g
    Best: Egg & Spinach Protein Pot
    10.4g

    More protein per calorie than 32% of the 1059 items on the menu.

    Vitamins and minerals

    Starbucks does not publish vitamins or minerals for this item, so Boone does not estimate them.

    Nutrient profile score

    2525 negative points
    − 0 positive points

    The 2018 model indicates this serving is less healthy: it scores 25, above the line of 4.

    ← HealthierLess healthy →
    25-20 best possible4 and above: less healthy40 worst possible

    Higher is less healthy; 4 or more would be classed as less healthy under this model. How the score works →

    Joint #1022 of 1059 on the menu for this score (lower is better).

    UK Nutrient Profiling Model 2018 →
    Per 100g of this 115g serving. Portion size is not counted.
    Score breakdown: +25 negative, −0 positive+
    Negative points+25
    Energy 1,597 kJ per 100g+5 of 10
    Converted from 439 kcal at 4.184 kJ per kcal
    Saturated fat 7.7g per 100g+8 of 10
    Free sugars 24.3g per 100g+10 of 10
    Estimated by Boone from the ingredient list
    Salt 0.64g per 100g+2 of 10
    Positive points−0
    Fibre not published per 100g0 of 10
    Not published, counted as 0
    Fruit, veg, nuts and seeds counted as 0 per 100g0 of 5
    Starbucks does not publish component weights, so Boone counts 0
    Protein 5.4g per 100g−3 of 5
    Not counted, see below
    Protein not counted. With 25 negative points and 0 for fruit, veg, nuts and seeds, its 3 protein points are not counted. Why →
    Final score: 25 − 025

    What is in it

    53 ingredients across 34 parts; 2 are additives or processed (orange).

    51 basic, 2 orange
    Free range pasteurised whole EGG1 ingredient, 0 orange
    single ingredient
    caster sugar1 ingredient, 0 orange
    single ingredient
    dark chocolate6 ingredients, 1 orange
    sugarcocoa masscocoa butterfat reduced cocoa powderemulsifier (soya lecithin)vanilla extract
    rapeseed oil1 ingredient, 0 orange
    single ingredient
    wheat flour5 ingredients, 0 orange
    wheat flourcalcium carbonateniacinironthiamin
    water1 ingredient, 0 orange
    single ingredient
    salted butter2 ingredients, 0 orange
    butter (milk)salt
    ground ALMONDS1 ingredient, 0 orange
    single ingredient
    soft dark brown sugar3 ingredients, 0 orange
    sugarcane molassesinverted sugar syrup
    wheat flour5 ingredients, 0 orange
    wheat flourcalcium carbonateironniacinthiamin
    dark chocolate chunks4 ingredients, 1 orange
    cocoa masssugaremulsifier (soya lecithin)vanilla extract
    fat reduced cocoa powder1 ingredient, 0 orange
    single ingredient
    cream (MILK)1 ingredient, 0 orange
    single ingredient
    natural vanilla flavouring1 ingredient, 0 orange
    single ingredient
    glucose syrup1 ingredient, 0 orange
    single ingredient
    modified maize starch1 ingredient, 0 orange
    single ingredient
    emulsifiers: maize starch1 ingredient, 0 orange
    single ingredient
    polyglycerol esters of fatty acids1 ingredient, 0 orange
    single ingredient
    potato starch1 ingredient, 0 orange
    single ingredient
    humectant: glycerol1 ingredient, 0 orange
    single ingredient
    natural vanilla flavouring1 ingredient, 0 orange
    single ingredient
    raising agent: sodium hydrogen carbonate1 ingredient, 0 orange
    single ingredient
    disodium diphosphate1 ingredient, 0 orange
    single ingredient
    disodium diphosphate1 ingredient, 0 orange
    single ingredient
    potassium hydrogen carbonate1 ingredient, 0 orange
    single ingredient
    preservative: potassium sorbate1 ingredient, 0 orange
    single ingredient
    salt1 ingredient, 0 orange
    single ingredient
    glucose syrup1 ingredient, 0 orange
    single ingredient
    emulsifiers: lactic acid esters of mono- and diglycerides of fatty acids1 ingredient, 0 orange
    single ingredient
    propane-11 ingredient, 0 orange
    single ingredient
    2-diol esters of fatty acids1 ingredient, 0 orange
    single ingredient
    SOYA flour1 ingredient, 0 orange
    single ingredient
    emulsifiers: mono and di glycerides of fatty acids1 ingredient, 0 orange
    single ingredient
    thickener: xanthan gum1 ingredient, 0 orange
    single ingredient

    How processed is it?

    NOVA group 4
    1 Unprocessed
    2 Ingredients
    3 Processed
    4 Ultra-processed

    Group 4 because of the additives or industrial ingredients listed above. How NOVA works →

    Quick answers

    How many calories are in a Starbucks Chocolate Swirl Loaf Cake?+

    439 kcal as published. 439 kcal is 22% of a 2,000 kcal adult reference intake.

    Is a Starbucks Chocolate Swirl Loaf Cake suitable for children?+

    For a child aged 4 to 6 it is 25% of the day’s 3g salt limit and 147% of the 19g free sugar limit in one item. A Unicorn Cake Pop has 0g of salt, 0% of that salt limit.

    How much sugar is in a Starbucks Chocolate Swirl Loaf Cake?+

    28g of total sugar as published. Boone estimates 28g of it is free sugar: 7.0 teaspoons and 93% of an adult’s 30g daily maximum.

    How much protein is in a Starbucks Chocolate Swirl Loaf Cake?+

    6.2g, 1.4g per 100 kcal. It ranks #295 of 1059 items on the menu for protein. The Egg & Spinach Protein Pot gives the most protein for the calories, 10.4g per 100 kcal.

    What is the nutrient profile score of a Starbucks Chocolate Swirl Loaf Cake?+

    25 on the UK Nutrient Profiling Model 2018, calculated by Boone per 100g. Scores run from -20 to 40, and the higher the score, the less healthy the model rates the food. Foods scoring 4 or more would be classed as less healthy under this model.

    Is a Starbucks Chocolate Swirl Loaf Cake ultra-processed?+

    Yes, NOVA group 4. The ingredient list includes emulsifiers and lecithin.

    Which allergens are in a Starbucks Chocolate Swirl Loaf Cake?+

    As published, wheat, tree nuts, soya, milk and eggs.

    Where the figures come from

    Source. Starbucks UK Nutrition & Allergen Guide, Autumn 2026 , per item as sold.

    Collected. Copied by Boone from Starbucks’s published figures. Data checks are led by Murray Dare.

    Calculated by Boone. Labelled where it appears.

    Limits. NHS free sugar and salt limits by age; UK reference intakes for adults.

    Spotted something wrong? Report an errorWe check every report against the source and log what we change.
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