GU Energy
GU Energy

Drink Tabs

4.6 out of 5· 165 reviews at The FeedHydration
$0.67per tablet · $8 for 12
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Used for: endurance athletes

Per tablet
3g
Carbs
320mg
Sodium
20mg
Caffeine
10
Calories
VeganGluten-freeDairy-freeNothing flagged in ingredients

Summary

GU Energy Drink Tabs is a hydration product with 320mg of sodium per serving.

Strengths

  • Good value at $0.67 per serving.
  • Highly rated by athletes (4.6/5 from 165 reviews at The Feed).

Weaknesses

  • No third-party banned-substance certification listed.

Why it scores 67

How scoring works →
Science18/25
Transparency16/25
Value16/20
Athlete experience15/20
Qualityweakest2/10

Independent analysis No brand partnerships

The details

Cross-referenced with PubMed & Examine.com

✓No flagged ingredients detected
Sodium320mg
✓ Proven

Sodium is the main electrolyte lost in sweat; replacing it supports fluid balance in long or hot sessions.

Potassium55mg
~ Likely

An electrolyte involved in muscle and nerve function; sweat losses are much smaller than sodium's.

Caffeine (select flavors)20mg
✓ Proven

Around 3mg per kg of body weight reliably improves endurance performance and focus; count all caffeine sources across the day.

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