Ketogenic Diet vs Mixed Diet in Patients With Heart Failure

Participants will undertake a controlled feeding intervention. All food will be prepared and delivered to participants by research staff for the first 6 weeks. After that will be a free-living diet period where food will not be supplied but participants will receive educational materials and frequent coaching from a dietitian to help maintain the specified diet. Participants will be asked to exclusively follow the diet in efforts to control any dietary effects.

Participants will undertake a controlled feeding intervention. All food will be prepared and delivered to participants by research staff for the first 6 weeks. After that will be a free-living diet period where food will not be supplied but participants will receive educational materials and frequent coaching from a dietitian to help maintain the specified diet. Participants will be asked to exclusively follow the diet in efforts to control any dietary effects.