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The Independent UK
The Independent UK
National
Travis Loller

Electrolyte supplements are everywhere – do you need them?

Electrolyte supplements in Nashville, Tenn., on Tuesday, Feb. 24, 2026. (AP Photo/George Walker IV) - (Copyright 2026 The Associated Press. All rights reserved)

Social media is awash with influencers touting the benefits of electrolyte supplements, yet health experts are urging caution, suggesting many claims should be taken with a pinch of salt.

These electrically charged substances are crucial for regulating the body's chemical reactions and, in terms of hydration, maintain fluid balance both inside and outside cells, according to Julia Zumpano, a registered dietitian at the Cleveland Clinic.

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