NewEvery McDonald's item ranked by sugar, salt and calories for your ageMcDonald's, ranked for your age

Rowntree’s Tropical Fish nutrition

30g portionUltra-processed (NOVA 4)0 allergensNPM Score (2018): 4, higher is less healthy

Figures from Nestlé UK product page, collected by Boone. Free sugar calculated by Boone. Last checked 17 October 2026. Data checks are led by Murray Dare.

Traffic lights, per 30g portionColours from FSA guidance, per 100gHow
Energy92 kcal5% of RI1,295 kJ, 306 kcal per 100g
Fat0.03gLow0% of RI0.1g per 100g
Saturates0.03gLow0% of RI0.1g per 100g
Sugars10.7gHigh12% of RI35.6g per 100g
Salt0.02gLow0% of RI0.05g per 100g

Colours use the Food Standards Agency front-of-pack thresholds per 100g. RI is the adult reference intake.

How much
Who is eating
92kcal7% of the day
Where the calories come from
7%82%0%
ProteinCarbsFat
!Free sugar is the one to watch: 56% of their daily limit in 30g portion.
CaloriesEnergy92 kcal7%
Reference 1,291 kcal
Free sugarHigh10.7g56%
Limit 19g free sugar (NHS)
Saturated fatWithin limit0.03g0%
Guide 14g: Boone estimate, 10% of energy. No NHS limit at this age
SaltWithin limit0.02g1%
Limit 3g (NHS)
FibreTarget4.1g27%
Target 15g
ProteinTarget1.5g
No set target for this age

30g portion of Tropical Fish. Figures from Nestlé; portion figures calculated by Boone. How

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

Sugar: free vs total

Free sugar calculated from the ingredientsHow
Total sugar10.7gin 30g portion, from the label
Free sugar10.7gCalculated by Boone. 2.7 teaspoons
2.7 teaspoons of free sugar in 30g portionOne teaspoon is 4g.
  • 10.7g free sugar from added sugar and syrups

Sugar in milk and whole or dried fruit is not free sugar. NHS →

10.7g as a share of the NHS daily maximum
Age 4 to 6 19g a day56%
Age 7 to 10 24g a day45%
Age 11 and over 30g a day36%

The NHS free sugar limit is 19g a day at age 4 to 6, 24g at 7 to 10 and 30g from 11. There is no limit for under 4s: they should avoid free sugar.

Against other Nestlé sweets

#6 of 14 Nestlé sweets for least free sugar per portion.

Sorted by free sugar per portionHow
Polo Sugar Free 4.4g bar, 10 kcal0.01gPolo Original 4.4g bar, 18 kcal4.2gPolo Spearmint 4.4g bar, 18 kcal4.2gBerry Hearts 30g bar, 90 kcal10.7gSafari Mix 30g bar, 90 kcal10.7gTropical Fish 30g bar, 92 kcal10.7gRandoms Juicers 30g bar, 97 kcal16gRandoms 30g bar, 99 kcal16.4gPick & Mix 30g bar, 104 kcal16.6gFizzy Snakes 30g bar, 100 kcal17.3gFruit Pastilles Strawberry & Blackcurrant 30g bar, 104 kcal18.1gFruit Gums 43.5g bar, 144 kcal20.2gJelly Tots 42g bar, 146 kcal24.8gFruit Pastilles 48g bar, 168 kcal28.5g
Swaps with less sugarLess sugar from NestléNestlé Polo Sugar Free →0.01g free sugar per portion, 10.7g less. 10 kcal.More from Nestlé
Every Nestlé product →Sort by sugar, salt or calories

Nutrient profile score

Calculated by BooneHow2018 guidance on GOV.UK →
414 negative points
− 10 positive points

The 2018 model indicates this portion is less healthy: it scores 4, at or above the line of 4.

← HealthierLess healthy →
4-20 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 →

#2 of 14 Nestlé sweets for this score (lower is better).

Per 100g, as sold. Portion size is not counted.
Score breakdown: +14 negative, −10 positive+
Negative points+14
Energy 1,295 kJ per 100g+4 of 10
Saturated fat 0.1g per 100g0 of 10
Free sugars 35.6g per 100g+10 of 10
Calculated by Boone from the ingredient list
Salt 0.05g per 100g0 of 10
Positive points−10
Fibre 13.7g per 100g−10 of 10
Fruit, veg, nuts and seeds counted as 00 of 5
Too little fruit, vegetables, nuts or seeds to score
Protein 5g per 100g−2 of 5
Not counted, see below
Protein not counted. With 14 negative points, its 2 protein points are not counted. Why →
Final score: 14 − 104

What is in it

18 ingredients; 6 are additives or industrial ingredients (orange).

12 basic, 6 orange
Ingredients18 ingredients, 6 orange
Glucose syrupsugarcorn fibregelatinemalic acidtartaric acidcitric acidconcentrated apple juice (1.2%)flavouringspalm oilsweet potatosafflowerradishapplecherrycarnauba waxcopper complexes of chlorophylls and chlorophyllinscarotenes
No added vitamins or minerals

The ingredient list does not include any fortification.

How processed is it?

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

Group 4 because the ingredient list includes the industrial ingredients below. Added vitamins and minerals are not counted. How NOVA works →

5 types of industrial ingredient+

Allergens

0 contain14 not listed
CeleryNot listed
Cereals containing glutenNot listed
CrustaceansNot listed
EggsNot listed
FishNot listed
LupinNot listed
MilkNot listed
MolluscsNot listed
MustardNot listed
NutsNot listed
PeanutsNot listed
SesameNot listed
SoybeansNot listed
Sulphur dioxide and sulphitesNot listed
Check the pack. Contains is taken from the ingredient list. May contain warnings are not shown here, and recipes change.

Full nutrition by portion

Per 100g as sold, and per portion.

Per100g30g portion
Energy306 kcal92 kcal
Fat0.1g0.03g
of which saturates0.1g0.03g
Carbohydrate63g18.9g
of which sugars35.6g10.7g
Free sugar (Boone)35.6g10.7g
Fibre13.7g4.1g
Protein5g1.5g
Salt0.05g0.02g

Quick answers

How many calories are in Rowntree’s Tropical Fish?+

92 kcal in 30g portion. Per 100g it is 306 kcal.

How much sugar is in Rowntree’s Tropical Fish?+

30g portion has 10.7g of sugar, and Boone calculates 10.7g of it is free sugar, about 2.7 teaspoons. That is 56% of the 19g daily limit for a child aged 4 to 6 and 36% of the 30g adult limit.

Is Rowntree’s Tropical Fish good for children?+

30g portion gives 4.1g of fibre and 56% of a 4 to 6 year old’s free sugar limit. Nestlé Polo Sugar Free has 0.01g of free sugar per portion.

Is Rowntree’s Tropical Fish ultra-processed?+

Yes, NOVA group 4. The ingredient list includes modified starches and sugars, isolated fibres, acidity regulators, flavourings, colours.

What is the nutrient profile score of Rowntree’s Tropical Fish?+

4 on the UK Nutrient Profiling Model 2018, calculated by Boone per 100g. Scores run from -20 to 40; 4 or more would be classed as less healthy.

Where the figures come from

Source. Nestlé UK product page, nutrition panel and ingredient list, per 100g as sold.

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

Calculated by Boone. Free sugar, portion figures, traffic lights and the nutrient profile score. Labelled where they appear.

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

Full methodology →UK Nutrient Profiling Model 2018 →NOVA food processing →
Track your day in the Boone app