Daily Strawberries Reduce Risk of Esophageal Cancer. So-called “strawberry therapy” has the potential to slow cancer of the esophagus, new research reveals. Eating freeze-dried strawberries every day for six months was linked to fewer precancerous lesions, according to the work, with no side effects. Visit Esophageal Cancer Clinical Trials Map to see images of Esophageal Cancer from the leading medical journals. See also: The Effect of Berries on Lung Cancer Tumors.