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Post Grapenuts
Photo: Open Food Facts contributors (CC BY-SA)

Breakfast cereals

Post Grapenuts

29 oz

Excellent out of 100 High confidence
  • No additives
  • Contains whole grains
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Why it scores 93

Post Grapenuts scores 93 out of 100 (Excellent) under GoodSwap’s published rules. What moved the score most:

  1. Processed (NOVA 3): Classified NOVA 3: processed with added salt, sugar or oil. Emerging
  2. Fiber 12.1 g / 100 g: A good source of fiber. Strong
  3. Sugars 8.6 g / 100 g: Contains some sugar. Strong

Every line of the math is on The Receipt below, with its evidence tier and sources.

The Receipt

Grapenuts

START100

Processing

  • Processed (NOVA 3)
    Emerging Classified NOVA 3: processed with added salt, sugar or oil. [1]
subtotal−8

Nutrition per 100 g

  • Sugars 8.6 g / 100 g
    Strong Contains some sugar. [2]
  • Salt 1.2 g / 100 g
    Strong High in salt. [3]
  • Energy 345 kcal / 100 g
    Info Energy-dense for its weight. [4]
  • Fiber 12.1 g / 100 g
    Strong A good source of fiber. [4]
  • Protein 10.3 g / 100 g
    Info A good source of protein. [4]
subtotal−2

Bonuses

  • No additives
    Info No food additives in the ingredient list. [1]
subtotal+3
TOTAL 93Excellent

100 − 7 = 93

GTIN 00884912004727 · 2026-04-19

score v1.3.0 · kb 2026.10.11

High confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy345 kcal
Fat2.6 g
Saturated fat0 g
Trans fat0 g
Carbohydrates79.3 g
Sugars8.6 g
Added sugars0 g
Fiber12.1 g
Protein10.3 g
Salt1.2 g

Serving: 1 portion (58 g)

Ingredients

High Moderate Not recognized Tap an ingredient for its evidence and rules.
Label text, as published

Whole grain wheat flour, malted barley flour, salt, dried yeast. Reduced iron, niacinamide (vitamin B3), zinc oxide, pyridoxine hydrochloride (vitamin B6), thiamin mononitrate (vitamin B1), folic acid.

Allergens and diets

Contains: Wheat, Gluten

  • Vegan
  • Vegetarian
  • Not gluten-free
  • Palm-oil-free

Always check the package: recipes change.

Packaging

Plastic, Paperboard

Context only: no points in v1.

Healthiest breakfast cereals in the US

More from Post

Sources

  1. Ultra-processed foods: what they are and how to identify them

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org

  2. Guideline: sugars intake for adults and children

    World Health Organization · Mar 4, 2015 · Agency assessment

    “In both adults and children, WHO recommends reducing the intake of free sugars to less than 10% of total energy intake”

    who.int

  3. Sodium reduction (fact sheet)

    World Health Organization · May 11, 2026 · Agency assessment

    “For adults, WHO recommends less than 2000 mg/day of sodium (equivalent to less than 5 g/day salt), or just under a teaspoon.”

    who.int

  4. Dietary Guidelines for Americans, 2025–2030

    U.S. Department of Health and Human Services and U.S. Department of Agriculture · January 2026 · Regulator

    “Limit foods and beverages that include artificial flavors, petroleum-based dyes, artificial preservatives, and low-calorie non-nutritive sweeteners.”

    cdn.realfood.gov