The phrase "added electrolytes" means that certain minerals have been included in a product to help keep your body balanced and hydrated. Electrolytes are important for things like muscle function and maintaining fluid levels in your body.
Sentences with «added electrolytes»
Experienced yogis, like Christine Rogers at Circle on the Square, recommend carrying water with added electrolytes at all times. (springvegasscoop.com)
(He also drinks purified water, and often adds electrolytes.) (inc.com)
They first dissolved the polymer in water, then added electrolytes to the solution to raise its pH, making it alkaline. (sciencedaily.com)