WIRED's testing of more than 20 electrolyte powder products explores how hydration supplement choices should be tailored to individual circumstances and activity levels. The guide emphasises that effective hydration depends on balancing key nutritional components—sodium, electrolytes, sugars, and carbohydrates—rather than seeking a universal solution that works equally well for all scenarios.

Among the tested products, Liquid I.V. Hydration Multiplier emerged as a top recommendation for general use due to its versatile flavour range and moderate electrolyte concentration, whilst Skratch Labs Hydration Sport Drink Mix was highlighted for athletes pursuing higher-intensity activities. The review stresses that regardless of which product consumers select, consistent daily water intake remains essential and no supplement can substitute for proper hydration habits.