Very Low Carbohydrate Diet Effects to GPS, Serum Lactate and TNF Alpha on Colorectal Cancer

Inclusion Criteria:

• Diagnosed as colorectal adenocarcinoma pathologically
• Decided by a digestive surgery consultant to be managed with best supportive care
• More than 17 years old and capable of making informed consent
• Karnofsky score > 50% or ECOG performance status <=2
• No clinical signs of infection, with one or more of these criteria : fever, leukocytosis, local sign of infection (eg.abscess,ulcer)
• AST < 2 times normal limit
• ALT < 2 times normal limit
• Serum Creatinine < 1,5 times normal limit
• Not pregnant (for women)
• Able to understand and willing participate and to sign informed consent form
• No Diabetes Mellitus
• No fat intolerance
• No severe malnutrition or cancer cachexia

Exclusion Criteria:

• Patient is still on other therapy for the tumour
• Patient with coexisting diseases which prohibits the patient to follow the study protocols