Skip to main content

Eating during Cancer Treatment

Medically reviewed by Last updated on Feb 4, 2024.


Your meal plan during cancer treatment

should have enough calories and protein to help you heal and maintain your weight. During cancer treatment, you may need to try new foods and drinks. Ask your healthcare provider about the best meal plan for you during cancer treatment.

Call your doctor or oncologist if:

Nutrition changes you may need to make during cancer treatment:

Your healthcare provider may want to check your weight often. You may need to eat high-calorie foods if you are losing weight.

Manage nausea or vomiting:

Manage diarrhea:

Manage constipation:

Manage thick saliva or a dry mouth:

Manage trouble swallowing:

You may need a swallow test to find out what kinds of foods and liquids are best for you. Eat small meals that are high in calories and protein every few hours. Eat moist foods, or make dry foods moist with gravies, sauces, and dressings. Ask your healthcare provider what consistency your foods should have.

Manage a sore mouth, tongue, or throat:

Manage taste or smell changes:

Guidelines for healthy eating:

You may have a hard time fighting infections. It is important to try to prevent infections and food poisoning.

Follow up with your doctor or oncologist as directed:

Write down your questions so you remember to ask them during your visits.

© Copyright Merative 2023 Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.

The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.