A Comprehensive Review on Lagerstroemia speciosa

Abstract

Introduction: This review delves into the method development, validation, and identification of phytoconstituents from Lagerstroemia speciosa, a plant known for its medicinal properties. The study focuses on the extraction techniques, isolation methods, and analytical approaches utilized to identify the bioactive compounds present in Lagerstroemia speciosa.

Objective: To provide a comprehensive summary of the extraction methods, analytical techniques, and bioactivities of phytoconstituents found in Lagerstroemia speciosa. It aims to highlight both conventional and advanced extraction techniques.

Method: The methodology of the review paper focuses on various extraction techniques used to isolate phytoconstituents from plants and also demonstrates the effective use of Reverse Phase High-Performance Liquid Chromatography (RP-HPLC), High-Performance Liquid Chromatography (HPLC), and High-Performance Thin-Layer Chromatography (HPTLC) in analyzing bioactive compounds in Lagerstroemia speciosa.

Result: The RP-HPLC method showed excellent precision and accuracy, with recovery rates between 98.14% and 100.97%, and a correlation coefficient of 0.9990, indicating strong linearity. Similarly, the HPLC method displayed a correlation coefficient of 0.9981. The HPTLC method was validated for precision, showing satisfactory repeatability with %RSD values​

Conclusion: The review presents a comprehensive list of identified phytoconstituents from Lagerstroemia speciosa, detailing their chemical structures and potential bioactivities. The findings underscore the importance of method validation in ensuring the credibility of results and the significance of identifying phytoconstituents for potential pharmacological applications.