What to look for
- 1,000 mg sodium and 200 mg potassium per serving (example ratio)
- Fast-dissolving micro-minerals
- No artificial food dyes or fillers
What this kind of protocol includes
Hydration protocols range from simple (water with meals and a pinch of salt after hard training) to formulated electrolyte powders with sodium, potassium and magnesium. The right level depends on your sweat rate, climate, activity and health.
What to check on the label
| Check | Why it matters | What good looks like |
|---|---|---|
| Sodium and potassium per serving | These are the numbers that decide how well a drink replaces sweat losses. | Exact milligrams per serving. See electrolyte ratios explained. |
| Magnesium form | Citrate and glycinate are well absorbed. Oxide is not. | Named form and amount. |
| Sweeteners and colors | Sugar alcohols can upset some stomachs. Dyes are an avoidable extra. | Short, named ingredient list. |
| Price per serving | Powders vary a lot in real cost. | A serving cost that makes sense for how often you use it. |
| Testing | Contaminant testing helps, especially for athletes. | Third-party testing you can verify. |
Who it suits
People who sweat heavily, train for long periods, work in heat or need help replacing fluids after illness. Most people sipping water at a desk do not need a formulated product.
Who should be careful
- People with high blood pressure, heart disease or kidney disease.
- Anyone taking diuretics, ACE inhibitors or other medications that affect electrolytes.
Use our zero-sugar hydration mix checklist to compare products side by side.
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Frequently asked questions
How much water should I drink each day?
Needs vary with body size, climate, activity and diet. A common approach is to drink when thirsty and aim for pale-yellow urine, then drink more around heavy exercise or heat.
Do I need electrolytes every day?
Most people do not. They help during long or sweaty exercise, in heat, or when recovering from illness with fluid loss.
Is zero-sugar always better?
Not always. Small amounts of carbohydrate help absorption during long exercise. For everyday sipping, zero-sugar is fine.
Can I overdo electrolytes?
Yes. Excess sodium or potassium can be a problem, especially with certain conditions or medications. More is not better.
Sources and further reading
- MedlinePlus (U.S. National Library of Medicine)
- World Health Organization: Nutrition
- NIH Office of Dietary Supplements
General reference sources, linked for further reading. Always check current guidance for your country and situation.
Reviewed and updated October 17, 2026. Educational information only, not medical advice. See our medical disclaimer.