Health Benefits of Guava Leaves: What Science Says About Their Uses, Nutrition & Safety
Guava is best known for its flavorful and nutritious fruit, but the leaves of the guava plant have also been used traditionally for generations. Today, researchers are studying guava leaves because they contain a range of naturally occurring plant compounds, including flavonoids, phenolic acids and tannins. So, what are the actual health benefits of guava leaves ? Research suggests that guava leaves have antioxidant and antimicrobial properties and may have potential applications in digestive health. However, the strength of evidence differs considerably between these areas. Some findings come from laboratory or animal studies, while a smaller amount of research has involved humans. A 2024 systematic review of guava preparations for acute diarrhea, for example, identified 23 relevant studies, but only three were clinical trials. That distinction matters. A promising laboratory result does not automatically mean that drinking guava leaf tea will produce the same effect in humans. This ...
