Supercure or snake oil – what’s the truth about echinacea? | the Daily Mail:

“However, I would think that eating a balanced diet, with five portions of fruit and vegetables a day and two portions of oily fish a week, and getting adequate sleep, are far more import in reducing your risk of getting an infection that taking this.

”If someone does all those things and still gets lot of colds, then maybe they could give echinacea a try.“”