John Showalter

John Showalter

United States United StatesphysicianMale7.0Global Dominance: 0.02%

Dr. John Showalter is an internal medicine physician based in Philadelphia and serves as the chief operating officer of Linus Health. He is known for his expertise in the benefits of dietary nutrients, particularly lycopene, which is found in red and pink fruits and vegetables. Recently, he commented on a study linking daily tomato paste consumption to improved cognitive function, emphasizing the importance of including lycopene-rich foods in our diets for better brain health.

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John Showalter discusses research examining how dietary lycopene may be associated with cognitive function.

Daily tomato paste linked to better cognitive function, study finds
Fox News·United StatesUnited States· 2026-09-26
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