Piper betle Linn is one of the most common ethnomedicinal plants with its extract being
popularly used in the modern product to enhance functionality. However, extraction methods
always lead to differences in biological activities. The objectives of this study were to
evaluate the effects of the extraction methods on the yield and biological activities of
hydroxychavicol from P. betle L. extracts and to determine the correlation between the
hydroxychavicol content and biological activities of P. betle L. extracts such as antioxidant …