15 Most Medicinal Tropical Fruits: Rambutan's Surprising Health Benefits

10. Longan: The Memory Enhancer

Longan fruit has been traditionally used to enhance memory and cognitive function. Compounds in this small, sweet fruit may improve brain performance and protect against neurodegenerative diseases. Longan is rich in potassium and iron, which support cardiovascular health and blood production. Its antioxidant properties protect cells from oxidative stress and inflammation, while its natural compounds may help reduce anxiety and improve sleep quality.