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Kellogg's Rice Krispies Squares & Corn Flakes nutrition

One bar (31g)Ultra-processed (NOVA 4)2 allergensNPM Score (2018): 21, higher is less healthy

Figures from Kellogg's UK website 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 one bar (31g)Colours from FSA guidance, per 100gHow
Energy127 kcal6% of RI1,733 kJ, 411 kcal per 100g
Fat2.9gMedium4% of RI9.4g per 100g
Saturates1.5gMedium7% of RI4.7g per 100g
Sugars8.7gHigh10% of RI28g per 100g
Salt0.22gMedium4% of RI0.71g 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
127kcal10% of the day
Where the calories come from
4%75%21%
ProteinCarbsFat
!Free sugar is the one to watch: 46% of their daily limit in one bar (31g).
CaloriesEnergy127 kcal10%
Reference 1,291 kcal
Free sugarHigh8.7g46%
Limit 19g free sugar (NHS)
Saturated fatWithin limit1.5g10%
Guide 14g: Boone estimate, 10% of energy. No NHS limit at this age
SaltWithin limit0.22g7%
Limit 3g (NHS)
FibreTarget0.2g2%
Target 15g
ProteinTarget1.3g
No set target for this age

One bar (31g) of Rice Krispies Squares & Corn Flakes. Figures from Kellogg’s; 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 sugar8.7gin one bar (31g), from the label
Free sugar8.7gCalculated by Boone. 2.2 teaspoons
2.2 teaspoons of free sugar in one bar (31g)One teaspoon is 4g.
  • 8.7g free sugar from added sugar and syrups

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

8.7g as a share of the NHS daily maximum
Age 4 to 6 19g a day46%
Age 7 to 10 24g a day36%
Age 11 and over 30g a day29%

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 Kellogg’s bars and snacks

#9 of 24 Kellogg’s bars and snacks for least free sugar per portion.

Sorted by free sugar per portionHow
Coco Pops Breakfast Cereal Bar 20g bar, 82 kcal4.6gSpecial K Milk Chocolate Bar 20g bar, 78 kcal5gRice Krispies Breakfast Cereal Bar 20g bar, 83 kcal5gSpecial K Dark Chocolate Bar 21.5g bar, 86 kcal5.2gFrosties Breakfast Cereal Bar 25g bar, 99 kcal5.6gSpecial K Juicy Red Berry Bar 21.5g bar, 83 kcal6gKrave Stix Milk Chocolate 20.5g bar, 96 kcal6.6gKrave Stix Chocolate Hazelnut 20.5g bar, 98 kcal7.4gRice Krispies Squares & Corn Flakes 31g bar, 127 kcal8.7gRice Krispies Squares Marshmallow 28g bar, 119 kcal9gCrunchy Nut Cocoa Hazelnut Butter Bar 45g bar, 222 kcal9.5gCrunchy Nut Almond Butter Bar 45g bar, 225 kcal9.9gNutri-Grain Apple 37g bar, 136 kcal12.2gNutri-Grain Blueberry 37g bar, 136 kcal12.2gNutri-Grain Strawberry 37g bar, 136 kcal12.2gRice Krispies Squares Honeycomb 33g bar, 140 kcal12.2gRice Krispies Squares Cookies & Cream 34g bar, 151 kcal12.2gRice Krispies Squares Delightfully Chocolatey 36g bar, 156 kcal12.6gNutri-Grain Bakes Raisin 45g bar, 170 kcal13.4gRice Krispies Squares Caramel & Chocolate 36g bar, 157 kcal14gNutri-Grain Bakes Chocolate 45g bar, 178 kcal16.7gPop-Tarts Hot Fudge Sundae 48g bar, 187 kcal16.8gPop-Tarts Strawberry Sensation 48g bar, 192 kcal17.8gPop-Tarts Chocotastic 48g bar, 189 kcal18.2g
Swaps with less sugarLess sugar from Kellogg’sKellogg's Coco Pops Breakfast Cereal Bar →4.6g free sugar a bar, 4.1g less. 82 kcal.More from Kellogg’s
Every Kellogg’s product →Sort by sugar, salt or calories

Nutrient profile score

Calculated by BooneHow2018 guidance on GOV.UK →
2122 negative points
− 1 positive points

The 2018 model indicates this bar is less healthy: it scores 21, at or above the line of 4.

← HealthierLess healthy →
21-20 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 →

#18 of 24 Kellogg’s bars and snacks for this score (lower is better).

Per 100g, as sold. Portion size is not counted.
Score breakdown: +22 negative, −1 positive+
Negative points+22
Energy 1,733 kJ per 100g+5 of 10
Saturated fat 4.7g per 100g+4 of 10
Free sugars 28g per 100g+10 of 10
Calculated by Boone from the ingredient list
Salt 0.71g per 100g+3 of 10
Positive points−1
Fibre 0.8g per 100g−1 of 10
Fruit, veg, nuts and seeds counted as 00 of 5
Too little fruit, vegetables, nuts or seeds to score
Protein 4.1g per 100g−2 of 5
Not counted, see below
Protein not counted. With 22 negative points, its 2 protein points are not counted. Why →
Final score: 22 − 121

What is in it

16 ingredients; 8 are additives or industrial ingredients (orange).

8 basic, 8 orange
Ingredients16 ingredients, 8 orange
maizericesugarsaltbarley malt extractadded vitamins and mineralsglucose syrupbeef gelatinflavouringfructosecertified sustainable palm oilinvert sugar syrupglycerolE472eE472atocopherol rich extract
Fortified with vitamins and minerals

Kellogg’s adds vitamins and minerals to this bar. They are counted as one ingredient and are not a marker of ultra-processing.

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

2 contain12 not listed
Cereals containing glutenContains
MilkContains
CeleryNot listed
CrustaceansNot listed
EggsNot listed
FishNot listed
LupinNot 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 bar.

Per100gOne bar (31g)
Energy411 kcal127 kcal
Fat9.4g2.9g
of which saturates4.7g1.5g
Carbohydrate77g23.9g
of which sugars28g8.7g
Free sugar (Boone)28g8.7g
Fibre0.8g0.2g
Protein4.1g1.3g
Salt0.71g0.22g

Quick answers

How many calories are in Kellogg's Rice Krispies Squares & Corn Flakes?+

127 kcal in one bar (31g). Per 100g it is 411 kcal.

How much sugar is in Kellogg's Rice Krispies Squares & Corn Flakes?+

One bar (31g) has 8.7g of sugar, and Boone calculates 8.7g of it is free sugar, about 2.2 teaspoons. That is 46% of the 19g daily limit for a child aged 4 to 6 and 29% of the 30g adult limit.

Is Kellogg's Rice Krispies Squares & Corn Flakes good for children?+

One bar gives 0.2g of fibre and 46% of a 4 to 6 year old’s free sugar limit. Kellogg's Coco Pops Breakfast Cereal Bar has 4.6g of free sugar a bar.

Is Kellogg's Rice Krispies Squares & Corn Flakes ultra-processed?+

Yes, NOVA group 4. The ingredient list includes modified starches and sugars, flavourings, humectants, emulsifiers, antioxidants.

What is the nutrient profile score of Kellogg's Rice Krispies Squares & Corn Flakes?+

21 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. Kellogg's UK website product page, nutrition panel and ingredient list, per 100g as sold.

Collected. Copied by Boone from Kellogg’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 →
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