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SnacksPlate 0382 of 1799

Calories in
breakfast bar, corn flake crust with fruit

376 kcal per 100 g Breakfast bar, corn flake crust with fruit contains 376 calories per 100 grams, or about 107 calories per oz. Per 100 g it provides 4.4 g protein, 72.8 g carbohydrate and 7.5 g fat.

By calories that splits 77% carbohydrate, 5% protein, 18% fat — dissected below.

SOURCE·USDA SR Legacy·FDC 167734·REVIEWED JUL 2026

Energy anatomy — per 100 g Plate 0382 of 1799
77%18% 0 94 188 282 376 kcal
Protein 4.4 g × 4 kcal/g 18 kcal · 5%
Carbohydrate 72.8 g × 4 kcal/g 291 kcal · 77%
Fat 7.5 g × 9 kcal/g 68 kcal · 18%
Shorthand total Atwater 4 · 4 · 9 376 kcal
As published by USDA food-specific factors 376 kcal

The 4·4·9 shorthand adds to 376 kcal and USDA publishes 376 kcal. The arithmetic closes, so the axis above is simply that figure divided by the shares.

SourceUSDA FoodData Central, SR LegacyFDC 167734retrieved 2026-07

Per 100 g376kcal
Per oz107kcal · 28.4 g
Protein4.4g per 100 g
Walk it off22minutes walking
Proteingrams
Carbsgrams
Fatgrams
Walk it offmin at 70 kg

How this is worked out

  1. USDA measures every nutrient per 100 g of edible portion. That row is published here unchanged — nothing is rounded up, smoothed or "adjusted".
  2. The energy figure is USDA's own, derived with food-specific factors. This site never computes the calorie count it publishes.
  3. The Atwater shorthand 4 · 4 · 9 is applied to the protein, carbohydrate and fat grams only to split that energy into shares — and where the shorthand disagrees with the published figure, the gap is printed rather than hidden.
  4. A serving is a straight proportional conversion of the per-100 g row, using USDA's own household measures for the grams.
  5. The walking figure uses MET 4.0 at 70 kg, the same equation the sister site publishes.
per serving   = per 100 g × serving grams ÷ 100
energy shares = 4·P + 4·C + 9·F      (P, C, F in grams)
walk minutes  = kcal ÷ (4.0 × 3.5 × 70 ÷ 200)

Full data & method →

Calories in a typical serving

Per-100 g figures are useful for comparison but nobody eats 100 g of anything on purpose. These are the USDA's own household measures.

ServingGramsCaloriesProteinCarbsFat
1 oz28.4 g 107 1.2 g20.7 g2.1 g
1 bar37.0 g 139 1.6 g26.9 g2.8 g

SOURCE·USDA SR Legacy·REVIEWED JUL 2026

Full nutrition, per 100 g and per oz

NutrientPer 100 gPer oz
Energy376 kcal107 kcal
Protein4.4 g1.2 g
Total fat7.5 g2.1 g
Saturated fat1.5 g0.4 g
Carbohydrate72.8 g20.7 g
Fibre2.1 g0.6 g
Sugars35.1 g10.0 g
Sodium337.0 mg95.7 mg
Potassium197.0 mg55.9 mg
Calcium41.0 mg11.6 mg
Iron4.9 mg1.4 mg
Vitamin C0.0 mg0.0 mg
Vitamin A608.0 µg172.7 µg
Cholesterol0.0 mg0.0 mg
Water14.5 g4.1 g

A dash means the nutrient was not measured for this item, which is not the same as zero.

SOURCE·USDA SR Legacy·FDC 167734·REVIEWED JUL 2026

How breakfast bar, corn flake crust with fruit compares

Among the 44 snacks items on this site, breakfast bar, corn flake crust with fruit ranks 40 of 44 by calorie density, against a category average of 444 kcal per 100 g — so it is about 15% less calorie-dense than typical for its group.

It carries 1.2 g of protein per 100 calories, so it is not a meaningful protein source.

To burn off one oz (107 kcal), a 70 kg adult would walk for roughly 22 minutes — see the walking calculation on our sister site, or pick a different activity. Treat that as a sense of scale rather than a rule: eating and moving are not a simple ledger.

SOURCE·USDA SR Legacy·REVIEWED JUL 2026

A reference table describes the average breakfast bar, corn flake crust with fruit. Yours was grown somewhere, picked at some ripeness, and cooked by you.

Questions this entry settles

How many calories are in breakfast bar, corn flake crust with fruit?

Breakfast bar, corn flake crust with fruit contains 376 calories per 100 g, which works out to about 107 calories per oz. It also provides 4.4 g of protein, 72.8 g of carbohydrate and 7.5 g of fat per 100 g.

What is the macro breakdown of breakfast bar, corn flake crust with fruit?

By calories, breakfast bar, corn flake crust with fruit is roughly 77% carbohydrate, 5% protein and 18% fat. That makes it a predominantly carbohydrate-based food.

How long does it take to burn off a oz?

About 22 minutes of ordinary walking for a 70 kg adult (MET 4.0). That is a rough guide for scale, not a prescription — appetite and activity interact in ways a simple subtraction does not capture.

Is this figure exact for the breakfast bar, corn flake crust with fruit I bought?

No. These are USDA reference values, averaged across samples. Real foods vary with variety, ripeness, growing conditions, cut, brand and how they were cooked — 10–20% either way is normal. Use them for planning, not precision.

Source: USDA FoodData Central, SR Legacy — public domain, reviewed JUL 2026. Full USDA description: "Breakfast bar, corn flake crust with fruit". General information only — not medical or nutrition advice. Values are averages for a food type and vary by brand, ripeness and preparation.

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Published by

Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.