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Quest

Founded 2010 · El Segundo, California, U.S. · 115 products · questnutrition.com/

77
Brand Score

Certifications

2 certifications
Ketogenic Certified Verified evidence Primary evidence
Consumerlab Source available Primary evidence

Transparency Claims

2 claims
In House Testing — Evidence checked Evidence

Violation History

9 incidents
Prop 65 Lead2026-03-11 Source checked Primary source
Recall Quest Cat Food Chicken Recipe (frozen and freeze-dried)2026-02-26 Source available Primary source
Prop 65 Lead2025-07-21 Source checked Primary source
Prop 65 Lead2022-06-27 Source checked Primary source
Prop 65 Lead2022-06-27 Source available Primary source
Lawsuit Misleading labeling of the 'White Chocolate Raspberry Protein Bar' as it allegedly contained no white chocolate.2020 Source checked Primary source
Lawsuit Misleading labeling of the 'White Chocolate Raspberry Protein Bar' to suggest it contains white chocolate.2020 Source available Primary source
Fda Warning The original warning letter is not readily available, but the closeout letter indicates violations were addressed.2015-07-29 Source checked Primary source
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.2015-07-29 Source available Primary source
Products by Quest
Protein Powder, Vanilla Milkshake
Protein Powder, Vanilla Milkshake
Product 65 Brand 77
Protein Powder, Vanilla Milkshake
Protein Powder, Vanilla Milkshake
Product 65 Brand 77
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Frequently Asked Questions
Is Quest a trustworthy supplement brand?

Quest receives a brand trust score of 77/100 in GoodSupp's independent analysis. The company was founded in 2010 and is headquartered in El Segundo, California, U.S.. They hold 1 verified certifications including Ketogenic Certified. GoodSupp has a checked evidence link for each record. Certification scope varies and does not prove that every product or batch was independently tested for contents, purity, or effectiveness. Note: Quest has 9 historical regulatory incidents on record. These are factored into the overall trust score and are detailed in the violation history section above.

Is Quest third-party tested?

GoodSupp found checked evidence links for 1 certification records associated with Quest: Ketogenic Certified. Their scope varies: a manufacturing certification is not the same as independent testing of every product or batch. Review the linked evidence and the certification scope before treating it as proof of contents or purity.

What are the best Quest supplements?

Based on GoodSupp's quality analysis, the highest-rated Quest supplements are: Protein Powder, Vanilla Milkshake (score: 65/100); Protein Powder, Vanilla Milkshake (score: 65/100). These scores are calculated from ingredient quality, dosage adequacy, bioavailability, label transparency, and inactive ingredient safety. Scores can vary significantly across a brand's product line — a high brand trust score doesn't guarantee every individual product is top-quality.

Where is Quest located?

Quest is headquartered in El Segundo, California, U.S.. The company was founded in 2010. They currently offer 115 products in their supplement lineup. Their official website is questnutrition.com. Manufacturing location may differ from corporate headquarters — look for GMP certification to verify manufacturing quality standards.

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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 — read our methodology. 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.