A new review of 28 studies involving almost 5,500 people has found that taking supplemental zinc by mouth or as a nasal spray could ward off infection and may make people feel better more quickly.
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Zinc Supplements May Cut How Long Respiratory Infections Last
A new review of 28 studies involving almost 5,500 people has found that taking supplemental zinc by mouth or as a nasal spray could ward off infection and may make people feel better more quickly.