Nuun
Part of Nestle Health Science
Nuun has a SupplementChecker.co trust score of 100/100, which is an A+ grade and indicates a low level of risk. Nuun claims to conduct third-party testing and is also Informed Sport certified, with every batch tested. This certification is a strong indicator of product quality and safety.
Nuun Trust Summary
- Trust Score
- 100/100 (Excellent)
- Grade
- A+
- Risk Level
- LOW
- Third-Party Tested
- Yes (Informed Sport)
- FDA Recalls
- 0
- Adverse Events
- 2
- Years in Business
- 22 years
- GMP Certified
- Yes
Nuun has a trust score of 100/100 (Excellent). The brand is third-party tested by Informed Sport, has no FDA recalls on record and 2 adverse event reports and has been in business for 22 years.
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Verified Strengths
- ✓Informed Sport certified — every batch tested
- ✓Claims third-party testing
- ✓Established brand — operating since 2004 (22 years)
- ✓Clean FDA record — no warnings, recalls, or significant adverse events
Certifications
Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.
FDA Record
Is Nuun Third-Party Tested?
Yes — Nuun is Informed Sport certified. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims. They also maintain GMP (Good Manufacturing Practice) certification.
Is Nuun a Good Brand?
Nuun scores 100/100 (A+) — this is an above-average score indicating a trustworthy brand. Nuun has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (Informed Sport certified), which is a strong quality indicator.
About Nuun
Nuun is a hydration and electrolyte supplement brand founded in 2004. The company is now owned by Nestle Health Science. Nuun focuses on providing convenient and effective hydration solutions for athletes and active individuals.
Product Specialization
Nuun specializes in hydration and electrolyte supplements. Their product line includes electrolyte tablets, powders, and drink mixes designed to enhance hydration and performance during exercise and daily activities. Nuun is well-known for its effervescent electrolyte tablets that dissolve in water.
Testing & Certifications Explained
Nuun is Informed Sport certified, meaning every batch of their products is tested for banned substances by an independent third-party. This certification is highly regarded in the sports nutrition industry and assures athletes and consumers that the products are free from contaminants that could compromise their health or athletic performance. This rigorous testing process makes it more likely that Nuun is safe for consumption.
How Nuun Compares
Compared to competitors like Liquid I.V. (trust score 75/100, no certifications) and LMNT (trust score 60/100, no certifications), Nuun stands out with its higher trust score and Informed Sport certification. While all three brands focus on hydration, Nuun's commitment to third-party testing provides an extra layer of assurance for consumers concerned about product safety and quality. This makes Nuun a strong choice among third-party tested supplements.
Buying Guidance
Given Nuun's high trust score and Informed Sport certification, it is generally a reliable choice for hydration supplements. Consumers can purchase Nuun products from major retailers and online. Always look for the Informed Sport logo on the product to ensure it comes from a certified batch.
Frequently Asked Questions
Has Nuun had any recalls?
Are Nuun supplements third-party tested?
Is Nuun safe?
Is Nuun a good brand?
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How We Calculated This Score
Every brand starts with a baseline score of 70/100.
Points added for: Third-party certifications (NSF +15, USP +15, Informed Sport +10), publishing lab results (+10), clean regulatory record (+10), 10+ years in business (+10), organic certification (+5).
Points deducted for: FDA warning letters (-25), product recalls (-20), high adverse events (-15), no third-party testing (-15), proprietary blends (-10), no GMP (-10).
Score is capped at 0-100. Grade and risk level are derived from the final score.
All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 4/9/2026.
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See the best third-party tested supplements →Quick Facts
- Trust Score
- 100/100
- Grade
- A+
- Risk Level
- LOW
- Third-Party Tested
- Yes
- FDA Recalls
- 0
- Adverse Reports
- 2
- Founded
- 2004