Annona muricata L., include the leaves, is found to contain biologically active Annonaceous acetogenins and plant polyphenols that are important components of human diet and a number of them are considered to have chemopreventive and therapeutic properties against cancer.

To confirm previous findings in in vitro, animal study and traditionally use, a human, ex vivo and in vitro studies were conducted to evaluate the effects of consecutive ingestion of A. muricata leaves extract for eight weeks.

Colorectal cancer patients were randomly assigned to receive either A. muricata leaves extract or placebo. Dietary intakes and anthropometry were assessed with food record every two weeks. Blood parameters, nutritional status, quality of life, fecal butyrate level, and systemic inflammation of patient were assessed at the beginning and the end of study.

Inclusion Criteria:

• Patients with Colorectal Carcinoma
• Have undergone standard therapy
• Satisfactory haematological or biochemical functions
• Karnofsky performance status of ≥ 60%
• Willing not to take probiotic supplement during study period

Exclusion Criteria:

• Uncontrolled hypertension
• Serious heart, kidney, liver endocrine or neurologic/psychiatric diseases
• Physical and mental disability that renders them unable to verbally communicate
• History of recent cancers
• Pregnant, lactating, or not using adequate contraception
• Patient on other investigational drug