Limiting calories during cancer treatments often enhances outcomes. 

Researched and Written by Keith Bishop, Clinical Nutritionist, Cancer Coach, Retired Pharmacist

Cancer is caused by various factors such as genetic mutations, exposure to radiation or chemicals, and unhealthy food and lifestyle. However, recent animal and human studies suggest that restricting food intake can enhance cancer survival rates.

Restricting food intake, also known as caloric restriction (CR), involves reducing the number of calories consumed while still maintaining essential nutrients. CR offers several health benefits, including improved insulin sensitivity, reduced inflammation, and increased longevity.

In humans, some studies have shown that CR can improve cancer chemotherapy treatment outcomes. In a study published in the Journal Cancer Research, researchers found that patients with breast cancer who followed a CR diet during chemotherapy had fewer side effects and a better quality of life com