Quest Nutrition Quest Nutrition, Protein Bar, Chocolate Peanut Butter, 4 Bars, 2.12 oz (60 g) Each supplement bottle
Quest Nutrition

Quest Nutrition, Protein Bar, Chocolate Peanut Butter, 4 Bars, 2.12 oz (60 g) Each

What We Researched
· 11 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
54
Product Score Poor

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Very Good

Fillers & Additives

  • Water
  • Milk Protein
  • Maltodextrin
  • Canola Oil
  • Fructooligosaccharides
  • Soy Protein Isolate
  • Fructose
  • Corn Oil
  • Natural and Artificial Flavor
  • Carrageenan Medium
  • Salt
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Water Safe

Dissolves and carries water-soluble ingredients.

Milk Protein Unknown
Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Canola Oil Generally_safe

It can be used as a carrier oil or emollient.

Fructooligosaccharides Generally_safe

They can be used as a filler and to promote gut health.

Soy Protein Isolate Generally_safe

It is used as a filler to increase the bulk of a supplement.

Fructose Generally_safe

It is used as a sweetener.

Corn Oil Generally_safe

It is used as a carrier oil or emollient.

Natural and Artificial Flavor Generally_safe

It is used to improve the taste of the product.

Carrageenan Caution

Used to thicken and stabilize liquid and gel supplements.

Salt Safe

It is used as a flavoring agent.

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
Quest Nutrition

Founded 2010 · El Segundo, California, United States · 81 products · questnutrition.com

Certifications

1 certification
Consumerlab Verified Source

Transparency

1 claim

Violation History

3 incidents
Prop 65 Lead2022-06-27Source
Lawsuit Misleading labeling of the 'White Chocolate Raspberry Protein Bar' to suggest it contains white chocolate.2020Source
Fda Warning Details of the original warning letter were not immediately available in the search results, but the closeout letter indicates the violations were addressed.2015-07-29Source
Related Supplements
NOW Foods Sports, L-Arginine Powder, 2.2 lbs (1 kg)
NOW Foods Sports, L-Arginine Powder, 2.2 lbs (1 kg)
Product 100 Brand 100
NOW Foods Acetyl-L-Carnitine, 3 oz (85 g)
NOW Foods Acetyl-L-Carnitine, 3 oz (85 g)
Product 100 Brand 100
NOW Foods Acetyl-L-Carnitine, 500 mg, 200 Veg Capsules
NOW Foods Acetyl-L-Carnitine, 500 mg, 200 Veg Capsules
Product 100 Brand 100
Quest Nutrition Frosted Cookies, Chocolate Cake, 8 Cookies, 0.88 oz (25 g) Each
Quest Nutrition Frosted Cookies, Chocolate Cake, 8 Cookies, 0.88 oz (25 g) Each
Product 76 Brand N/A
Quest Nutrition Protein Milk Shake, Chocolate, 4 Bottles, 14 fl oz (414 ml) Each
Quest Nutrition Protein Milk Shake, Chocolate, 4 Bottles, 14 fl oz (414 ml) Each
Product 75 Brand N/A
Quest Nutrition Protein Milk Shake, Strawberry, 4 Bottles, 14 fl oz (414 ml) Each
Quest Nutrition Protein Milk Shake, Strawberry, 4 Bottles, 14 fl oz (414 ml) Each
Product 75 Brand N/A
Frequently Asked Questions
Is Quest Nutrition Quest Nutrition, Protein Bar a good supplement?

Quest Nutrition Quest Nutrition, Protein Bar, Chocolate Peanut Butter, 4 Bars, 2.12 oz (60 g) Each received a product quality score of 54/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. Of the 11 inactive ingredients, 2 are rated safe and 1 are flagged for review.

Is Quest Nutrition Quest Nutrition, Protein Bar safe to take?

Quest Nutrition Quest Nutrition, Protein Bar, Chocolate Peanut Butter, 4 Bars, 2.12 oz (60 g) Each has been analyzed for ingredient safety across all its components. Of 11 inactive ingredients, 2 are rated safe. 1 ingredient is flagged for review: Carrageenan. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Download on App Store Browse All Supplements
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.