LMNT vs Re-Lyte for Fasting (2026): Which Electrolyte Is Better During a Fast?
Comparing LMNT vs Re-Lyte for fasting? Both are zero sugar electrolyte powders designed to support hydration during fasting, keto, and low-carb lifestyles — but they take different approaches. LMNT focuses on very high sodium intake for performance and prolonged fasting, while Re-Lyte emphasizes broader mineral support and daily fasting routines.
Quick Picks
LMNT
Best For: Longer fasts, keto, heavy sweating, performance
Higher sodium levels make LMNT popular for prolonged fasting support.
Shop LMNTRe-Lyte
Best For: Daily fasting, mineral support, balanced hydration
Includes broader mineral support with a less aggressive approach.
Shop Re-LyteLMNT vs Re-Lyte for Fasting Comparison Table
| Feature | LMNT | Re-Lyte |
|---|---|---|
| Sugar | 0g | 0g |
| Sodium Focus | Very High | Moderate-High |
| Best Use | Performance fasting | Daily fasting |
| Mineral Breadth | Simpler formula | Broader mineral profile |
| Keto Friendly | Yes | Yes |
| Workout Support | Excellent | Good |
When LMNT Is Better for Fasting
- Long fasts
- Keto adaptation
- Heavy sweating
- Exercise during fasting
- People wanting aggressive sodium replacement
When Re-Lyte Is Better for Fasting
- Daily intermittent fasting
- People wanting broader minerals
- Lighter hydration needs
- Less sodium-heavy approach
- Everyday wellness routines
Does Either Break a Fast?
For most fasting approaches, both LMNT and Re-Lyte are considered fasting-friendly because they contain zero sugar and minimal calories. However, fasting goals matter. Strict autophagy-focused fasting may have different preferences than fasting for hydration or weight management.
Final Verdict: LMNT vs Re-Lyte for Fasting
Choose Re-Lyte if: you want broader minerals, more balanced hydration, and easier daily fasting support.