The goal of this clinical trial is to assess the feasibility of recruitment and adherence to a high-dose cocoa extract supplement in individuals diagnosed with episodic migraine. The main questions it aims to answer are: * Will we be able to enroll 114 participants during the recruitment period? * Will participants take study pills daily during the pill-taking period? Researchers will compare two doses of cocoa extract to placebo to determine the acceptability of higher doses of cocoa extract supplementation in this patient population. Participants will be asked to: * Provide two urine samples * Complete daily questionnaires * Take four study pills a day for 12 weeks
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
QUADRUPLE
Enrollment
114
Cocoa extract manufactured as 250 mg capsules
Cocoa extract placebo
Brigham and Women's Hospital
Boston, Massachusetts, United States
RECRUITINGRecruitment
We will be able to recruit and randomize 114 eligible individuals
Time frame: 15 months
Retention
Retention will be quantified by the proportion of subjects who record their migraines for at least 22 out of 28 days during run-in and the last four weeks of the intervention and complete all questionnaires at baseline and follow-up
Time frame: From run-in to end of treatment at 12 weeks
Adherence
Adherence will be calculated as the proportion of participants who miss no more than 12 days of study pills (i.e. participants will consume study pills on 85% of the intervention days)
Time frame: 12 week intervention period
Migraine days
Number of migraine attacks as recorded in migraine diaries
Time frame: Four week run-in period and final four weeks of the 12 week intervention period
Responder rate
Proportion of individuals who experience a ≥50% reduction in migraine days
Time frame: Four week run-in period and final four weeks of the 12 week intervention period
Migraine severity
Four-point scale with categories of "absent, mild, moderate, or severe".
Time frame: Four week run-in period and final four weeks of the 12 week intervention period
Adverse events
Potential side effects and adverse events
Time frame: 12 week intervention period
Reports of worsening of migraine symptoms
Worsening of photophobia, phonophobia, or osmophobia, and worsening of aura symptoms in the past week compared to the week prior
Time frame: 12 week intervention period
Allodynia Symptom Checklist
Survey assessing how often individuals with migraine experience allodynia
Time frame: Baseline and end of the 12 week intervention period
Headache Related Disability (HIT-6)
Evaluates the impact headaches have on a patient's life and
Time frame: Baseline and end of the 12 week intervention period
PROMIS-29
Measures of patient-reported health status for physical, mental, and social well-being
Time frame: Baseline and end of the 12 week intervention period
Urine levels of gamma-valerolactone metabolites (gVLM)
Biomarker of dietary flavanol intake
Time frame: Four week run-in period and final four weeks of the 12 week intervention period
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