Clinical Trial of the Seaweed Supplement Fucoidan in Survivors of Cancer

Inclusion Criteria:

• Survivors of cancer

• Age 18 or older

• Speak and understand English

• Have completed surgery, radiation, and/or systemic intravenous anticancer therapy (e.g., chemotherapy, targeted therapy, immunotherapy) ≤10 years prior to enrollment.

• Have a baseline level of fatigue, as determined by reporting a score of 4 or higherfor the question, "In the last week, how bad was your worst fatigue on a scale from 0-10?"

• Be willing to commit to the fucoidan supplement dosing and delivery method, tocomplete evaluation instruments, and to attend all study visits.

• Completed Informed Consent

Exclusion Criteria:

• Current warfarin or other anti-coagulation medication use.

• Current use of supplements that contain fucoidan

• Any allergy to fucoidan

• Be diagnosed with a major psychiatric illness requiring hospitalization within thelast year.

• Be diagnosed with dementia.

• Be pregnant or nursing