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It's recommended that you strictly follow the directions when using Emergen-C to minimize the risk of side effects. Emergen-C dosage will depend on which product you choose to use. One packet of ...
"The same effects from excess vitamin C ingestion can occur with Emergen-C but because this formula also contains large amounts of potassium, side effects can also include more serious symptoms ...
Medically reviewed by Lindsay Cook, PharmDMedically reviewed by Lindsay Cook, PharmD Airborne and Emergen-C are popular ...