Electrolytes & hydration

When appetite drops, many people simply eat and drink less than they used to — and much of daily fluid intake normally comes from food. That is why hydration support comes up so often in GLP-1 communities, and why low- and zero-sugar electrolyte powders, packets, and tablets are among the most commonly purchased companion products.

The table below ranks current Amazon listings by price per serving. Formulas vary widely in sodium, potassium, and magnesium content, so compare labels against your own needs, and check with your care team if you have blood-pressure, kidney, or medication considerations.

Read the full guide: Electrolytes and Hydration on GLP-1 Medications: A Buying Guide

Prices refreshed as of Jul 15, 2026, 9:30 PM ET.