Mineral water is excellent for keto: zero carbs, naturally occurring minerals/electrolytes, and clean hydration—great for supporting ketosis and overall wellness.
Is Mineral Water Keto?

Mineral water is excellent for keto: zero carbs, naturally occurring minerals/electrolytes, and clean hydration—great for supporting ketosis and overall wellness.
Each 100g serving delivers 0g net carbs, making it easy to keep things keto-friendly.
- Net carbs (100g)0g
- Protein (100g)0g
- Fat (100g)0g
- Keto verdictKeto-friendly
NUTRITION FACTS
Per 100g (raw)
Source: USDA FoodData Central
WHY IT'S KETO-FRIENDLY
- Zero net carbs and calories—no impact on ketosis
- Naturally occurring minerals (e.g., calcium, magnesium, sodium)
- Electrolytes help maintain fluid and mineral balance on keto
- Supports hydration and metabolic function during low-carb intake
- No artificial sweeteners or additives when unflavored
- Easy daily swap for sugary beverages
HEALTH BENEFITS
- Calcium supports bone health and normal nerve/muscle function
- Magnesium aids muscle relaxation and energy production
- Sodium/potassium help maintain fluid balance
- Minerals can improve taste and encourage higher fluid intake
- Hydration supports cardiovascular and cognitive performance
- May offer more consistent mineral content than typical tap water (brand-dependent)
PREPARATION SUGGESTIONS
PLAIN MINERAL WATER
Drink chilled throughout the day for clean hydration with a light mineral boost.
MINERAL WATER LEMON
Add fresh lemon or lime juice for a bright, refreshing twist.
MINERAL WATER PLUS
Mix with a splash of vinegar-apple-cider and a pinch of salt for a simple DIY electrolyte drink.
HERBAL MINERAL WATER
Cold-infuse with herbs (mint, basil) or top brewed herbal-tea with chilled mineral water.
CHILLED MINERAL WATER
Serve over ice with cucumber slices and mint for spa-style hydration.
MORNING MINERAL WATER
Have a glass upon waking to rehydrate and help restore electrolytes.