Immune Support for Quick Recovery
During cold and flu season, zinc, elderberry, and vitamin C can bolster immune defenses and help reduce severity and duration of respiratory illnesses.
The Dangers of Cold and Flu, Three Nutrients That Help, Zinc Shortens Colds, Elderberry Fights Viruses, Boosting Immunity to Fight Colds and Flu, Vitamin C Boosts Immunity, Summary, References.