A healthy diet is important during and after cancer treatment. A plant-based diet, along with regular exercise, helps cancer patients maintain a healthy weight, maintain muscle strength, and reduce side effects during and after treatment. eating a balanced diet of low-fat protein, fruits, vegetables, whole grains, and low-fat dairy, and avoiding sugar, caffeine, salt, and alcohol. However, every patient is different, and what works for one person may not work for another. We ensure a personalized diet for everyone.