These New Products Turn Basic Water Into a Fancy Health Drink

Athletes know Nuun as an electrolyte replacement, but the company’s latest product—made with elderberry, echinacea, zinc, and vitamins A, C, D, and E—is aimed at defending immune health. Pop the effervescent tablet into your water bottle for a tastier sip—plus the electrolyte benefits (from potassium, sodium, and magnesium) you’d expect from Nuun. ($7 per tube;

(Related: How to Stay Hydrated When Training for an Endurance Race