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O's Cereal — Nutrition Facts & Ingredients

UPC 884912281647 Manufacturer: Post Consumer Brands, LLC Cereal Updated Sep 27, 2026

Per serving (1 cup, 30 g): 120 calories. Per 100 g: 400 calories, 3.3 g protein, 5 g fat.

Label highlights:

Nutrition Facts

Serving size1 cup (30g)

Amount per servingCalories
120
% Daily Value*
Total Fat 1.5g 2%
Saturated Fat 0g 0%
Trans Fat 0g
Cholesterol 0mg 0%
Sodium 150mg 7%
Total Carbohydrate 25.0g 9%
Dietary Fiber 1.0g 4%
Total Sugars 13.0g
Protein 1.0g
Vitamin D 0mcg 0%
Calcium 0mg 0%
Iron 3.6mg 20%
Potassium 45mg 1%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Calculated from USDA FoodData Central per-100 g data for the stated serving; values may differ slightly from the package label because of FDA rounding rules.

Per 100 g and custom amounts

Nutrition per amount

400 calories in 100 g
Protein3.3 g
Carbohydrates83.3 g
Sugars43.3 g
Dietary fiber3.3 g
Net carbs (carbohydrates minus fiber)80.0g
Fat5 g
Saturated fat0 g
Trans fat0 g
Cholesterol0 mg
Sodium500 mg
Calcium0 mg
Potassium150 mg
Iron12 mg
Vitamin A0 mcg
Vitamin C0 mg
Vitamin D0 mcg

Where to buy

Search on Amazon for O's Cereal

Prices and availability are set by the retailer.

Ingredients

A B Vitamin, Baking Soda Calcium Phosphate, BHT To Preserve Freshness, Calcium Pantothenate, Canola Oil, Chocolate Liquor, Cocoa, Corn Flour, Corn Starch, Corn Syrup, Degermed Corn Meal, Enriched Wheat Flour, Folic Acid, High Fructose Corn Syrup, Leavening, Natural And Artificial Flavor, Niacin, Niacinamide, Palm Oil, Processed With Alkali, Pyridoxine Hydrochloride, Reduced Iron, Riboflavin, Salt, Source Of Iron, Source Of Zinc Thiamin Mononitrate, Soy Lecithin, Sugar, Thiamine Mononitrate, Titanium Dioxide, Vitamins & Minerals: Ferric Orthophosphate, Wheat Flour, Whole Grain Oat Flour, Zinc Oxide

Frequently asked questions

How many calories are in O's Cereal?

Per 100 g of O's Cereal there are 400 calories.

How much protein is in O's Cereal?

Per 100 g of O's Cereal there are 3.33 g protein.

How many carbohydrates are in O's Cereal?

Per 100 g of O's Cereal there are 83.33 g carbohydrates. Of which 43.33 g sugars.

How much sugar is in O's Cereal?

Per 100 g of O's Cereal there are 43.33 g sugars.

How much sodium (salt) is in O's Cereal?

Per 100 g of O's Cereal there are 500.0 mg sodium. The daily recommendation is to consume under 2,300 mg of sodium per day.

How much dietary fiber is in O's Cereal?

Per 100 g of O's Cereal there are 3.3 g dietary fiber. Dietary fiber is important for digestive health.

What are the main ingredients in O's Cereal?

The main ingredients in O's Cereal are: A B Vitamin, Baking Soda Calcium Phosphate, BHT To Preserve Freshness, Calcium Pantothenate, Canola Oil.

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Level of processing

5
Ultra-Processed
34 ingredients · 4 food additives
UnprocessedUltra-processed

Health checks

Per FDA guidance, 20% DV or more per serving is high; 5% or less is low.

Nutrition breakdown

Macronutrients

Types of fat

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