Kellogg’s Protein Bars supplement bottle
Kellogg’s

Protein Bars

What We Researched
13 active ingredients analyzed · 53 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
45
Product Score Poor

Product Analysis

Transparency Very Poor

Supplement Facts

IngredientAmount% DV
Calcium Carbonate — —
Vitamin C (Ascorbic Acid) — —
Vitamin E (Alpha Tocopherol Acetate) — —
Niacinamide — —
Zinc Oxide — —
Reduced Iron — —
Vitamin B6 (Pyridoxine Hydrochloride) — —
Vitamin B1 (Thiamin Hydrochloride, Thiamin Mononitrate) — —
Vitamin A Palmitate — —
Vitamin B2 (Riboflavin) — —
Vitamin B12 — —
Folic Acid — —
Vitamin D3 — —
Bioavailability Good

Absorption Rating

  • Calcium Carbonate Fair
  • Vitamin C (Ascorbic Acid) Fair
  • Vitamin E (Alpha Tocopherol Acetate) Good
  • Niacinamide Good
  • Zinc Oxide Poor
  • Reduced Iron Fair
  • Vitamin B6 (Pyridoxine Hydrochloride) Fair
  • Vitamin B1 (Thiamin Hydrochloride, Thiamin Mononitrate) Fair
  • Vitamin A Palmitate Good
  • Vitamin B2 (Riboflavin) Good
  • Vitamin B12 Fair
  • Folic Acid Fair
  • Vitamin D3 Good
Other Ingredients Good

Fillers & Additives

  • Double Chocolate: soy protein isolate
  • Sugar
  • Soluble Corn Fiber
  • Vegetable oil (palm and palm kernel oil with sorbitan tristearate, soybean and palm oil with TBHQ for freshness)
  • Corn Syrup
  • Fructose
  • Inulin
  • Cocoa Processed with Alkali
  • Chocolate
  • Rice
  • Dextrose
  • Water
  • Whole grain wheat
  • Contains 2% or less of glycerin
  • Natural
  • Artificial Flavors
  • Sorbitol
  • Wheat bran
  • Salt
  • Soluble wheat fiber
  • Whey
  • Soy Lecithin
  • Malt flavor
  • Xanthan Gum
  • Milk
  • BHT for freshness Medium
  • Almond flour
  • Partially defatted peanut flour. Chocolate Peanut Butter: soy protein isolate
  • Sugar
  • Soluble Corn Fiber
  • Vegetable oil (palm and palm kernel oil with sorbitan tristearate, soybean and palm oil with TBHQ for freshness)
  • Peanut butter (peanuts)
  • Fructose
  • Inulin
  • Corn Syrup
  • Dextrose
  • Cocoa Processed with Alkali
  • Rice
  • Whole grain wheat
  • Water
  • Contains 2% or less of vegetable glycerin
  • Sorbitol
  • Salt
  • Wheat bran
  • Peanut oil
  • Natural Flavors
  • Soluble wheat fiber
  • Whey
  • Soy Lecithin
  • Malt flavor
  • Sesame Seed Oil
  • BHT for freshness Medium
  • Almond flour
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Supplement Facts

Ingredient Amount % Daily Value
Calcium Carbonate
Vitamin C (Ascorbic Acid)
Vitamin E (Alpha Tocopherol Acetate)
Niacinamide
Zinc Oxide
Reduced Iron
Vitamin B6 (Pyridoxine Hydrochloride)
Vitamin B1 (Thiamin Hydrochloride, Thiamin Mononitrate)
Vitamin A Palmitate
Vitamin B2 (Riboflavin)
Vitamin B12
Folic Acid
Vitamin D3

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Double Chocolate: soy protein isolate Unknown
Sugar Generally_safe

Adds sweetness to chewable or gummy supplements.

Soluble Corn Fiber Generally_safe

It is used as a filler or prebiotic fiber source.

Vegetable oil (palm and palm kernel oil with sorbitan tristearate, soybean and palm oil with TBHQ for freshness) Unknown
Corn Syrup Generally_safe

Provides sweetness and texture in gummy supplements.

Fructose Generally_safe

It is used as a sweetener.

Inulin Safe

It is used as a prebiotic fiber and to add bulk to supplements.

Cocoa Processed with Alkali Generally_safe

It is added to supplements to provide flavor and color.

Chocolate Unknown
Rice Unknown
Dextrose Generally_safe

It is used as a filler, sweetener, or to improve the flow of powders.

Water Safe

Dissolves and carries water-soluble ingredients.

Whole grain wheat Unknown
Contains 2% or less of glycerin Unknown
Natural Unknown
Artificial Flavors Generally_safe

Added to improve taste.

Sorbitol Safe

Provides sweetness and helps retain moisture in chewables.

Wheat bran Unknown
Salt Safe

It is used as a flavoring agent.

Soluble wheat fiber Unknown
Whey Generally_safe

It is used as a filler or protein source.

Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Malt flavor Unknown
Xanthan Gum Safe

Thickens and stabilizes liquid and semi-solid supplements.

Milk Unknown
BHT for freshness Unknown
Almond flour Unknown
Partially defatted peanut flour. Chocolate Peanut Butter: soy protein isolate Unknown
Sugar Generally_safe

Adds sweetness to chewable or gummy supplements.

Soluble Corn Fiber Generally_safe

It is used as a filler or prebiotic fiber source.

Vegetable oil (palm and palm kernel oil with sorbitan tristearate, soybean and palm oil with TBHQ for freshness) Unknown
Peanut butter (peanuts) Unknown
Fructose Generally_safe

It is used as a sweetener.

Inulin Safe

It is used as a prebiotic fiber and to add bulk to supplements.

Corn Syrup Generally_safe

Provides sweetness and texture in gummy supplements.

Dextrose Generally_safe

It is used as a filler, sweetener, or to improve the flow of powders.

Cocoa Processed with Alkali Generally_safe

It is added to supplements to provide flavor and color.

Rice Unknown
Whole grain wheat Unknown
Water Safe

Dissolves and carries water-soluble ingredients.

Contains 2% or less of vegetable glycerin Unknown
Sorbitol Safe

Provides sweetness and helps retain moisture in chewables.

Salt Safe

It is used as a flavoring agent.

Wheat bran Unknown
Peanut oil Unknown
Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Soluble wheat fiber Unknown
Whey Generally_safe

It is used as a filler or protein source.

Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Malt flavor Unknown
Sesame Seed Oil Generally_safe
BHT for freshness Unknown
Almond flour Unknown

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Kellogg’s

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Frequently Asked Questions
Is Kellogg’s Protein Bars a good supplement?

Kellogg’s Protein Bars received a product quality score of 45/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 13 active ingredients Of the 53 inactive ingredients, 12 are rated safe and 0 are flagged for review.

What are the ingredients in Kellogg’s Protein Bars?

Kellogg’s Protein Bars contains 13 active ingredients: Calcium Carbonate, Vitamin C (Ascorbic Acid), Vitamin E (Alpha Tocopherol Acetate), Niacinamide, Zinc Oxide, Reduced Iron, and 7 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Kellogg’s Protein Bars safe to take?

Kellogg’s Protein Bars has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.