- Conditions
- Immunity
- Interventions
- Protocatechuic Acid or PCA, Placebo
- Dietary Supplement
- Lead sponsor
- Milton S. Hershey Medical Center
- Other
- Eligibility
- 50 Years to 65 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania
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