Home Remedies for Colds
Echinacea: While echinacea was once a very popular cold remedy, the latest science indicates that it does not appear to prevent colds and is not an effective treatment. Researchers are continuing to study echinacea’s effects on respiratory infections to determine if there is some benefit. People with asthma may make their asthma worse with medications like Echinacea.
For in-depth information, see WebMD’s article on Echinacea for the Common Cold.
Vitamin C: What about vitamin C? In a recent review of prior studies, researchers found limited evidence that vitamin C prevented or treated colds.