Watermelon provides beta-carotene, lutein, and zeaxanthin, carotenoids that may support healthy vision and protect against oxidative damage to the eyes.
These nutrients work together to filter harmful light wavelengths and support visual clarity.
For more details, visit the NIH Office of Dietary Supplements – Vitamin A Fact Sheet.
9. May Support Healthy Blood Pressure
The citrulline and potassium in watermelon play complementary roles in blood pressure regulation. Citrulline helps relax blood vessels, while potassium helps balance sodium levels.
A 2023 Journal of Hypertension study reported that citrulline supplementation improved arterial elasticity in adults with mildly elevated blood pressure. Including watermelon regularly in your diet may therefore support vascular relaxation and circulatory function naturally.
10. May Support Metabolic and Immune Function
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