Endurance
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Used for: endurance athletes
Summary
Nuun Endurance is a hydration product with 380mg of sodium per serving.
Strengths
- Batch-tested for banned substances (Informed Sport).
- Key ingredients are well supported by research.
Weaknesses
- No major weaknesses.
Why it scores 73
How scoring works →Independent analysis No brand partnerships
The details
Cross-referenced with PubMed & Examine.com
Glucose-based carbs plus fructose use two separate gut transporters, allowing intakes up to ~90g/hr with less stomach upset than a single sugar.
Sodium is the main electrolyte lost in sweat; replacing it supports fluid balance in long or hot sessions.
An electrolyte involved in muscle and nerve function; sweat losses are much smaller than sodium's.
Magnesium supports muscle and nerve function and sleep; many athletes fall short of the recommended intake. Supplementing helps mainly when intake is low. Glycinate and malate forms are well absorbed and gentle on the stomach.
An electrolyte and bone mineral; sweat losses are small compared with sodium.
Chloride is lost in sweat along with sodium, and is usually replaced along with it, as sodium chloride.
1 of 5 standards Pello tracks · Third-party tested for banned substances
Tested for sport
- NSF Certified for Sport
- Informed SportListed by The Feed
Every batch is tested for substances banned in sport before it's released for sale.
Check in the Informed Sport product search ↗ - Cologne List
Food & sourcing
- USDA Organic
- Non-GMO Project Verified
Diet claims
- Vegan: yes
Brand or retailer label claim, not a certification.
- Gluten-free: yes
Brand or retailer label claim. In the US a gluten-free label means under 20 ppm gluten.
- Dairy-free: yes
Labeled vegan.
Certifications are as listed on the product's page at The Feed. NSF Certified for Sport is also checked against NSF's own database. Certifications can lapse, so check the certifier's search before you rely on one, especially if you're drug tested.
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