Tag: #Fourier transform infrared;

Introduction:Hibiscus sabdariffa, commonly known as Roselle, is a widely cultivated medicinal plant valued for its vibrant red calyces and rich anthocyanin content. Anthocyanins are potent bioflavonoids with numerous health benefits, including anti-obesity and antioxidant properties. A recent study explored the anthocyanin content in two varieties of H. sabdariffa from Sabak Bernam, Selangor, Malaysia, using chromatography…