Optimization of Anthocyanins Extracts from Roselle (Hibiscus sabdarifa) Petals Using Ultrasonic-Assisted Extraction Method

• Main Authors: Redzuan, S., Ho, C.Y., Idham, Z., Yusuf, S., Putra, N.R., Yunus, M.A.C., Mansor, S., Ruslan, M.S.H.
• Format: Article
• Published: Springer Science and Business Media Deutschland GmbH 2021
• Online Access: https://www.scopus.com/inward/record.uri?eid=2-s2.0-85111377475&doi=10.1007%2f978-981-16-0742-4_21&partnerID=40&md5=550ed11a6d305fe9088f726340ac2ff1; http://eprints.utp.edu.my/29483/

Roselle petals contain high anthocyanins, a good antioxidant, and natural dark red colorants. Anthocyanins help in reducing risks of cardiovascular disease and colon cancer. But anthocyanins are easily affected by extraction process. Therefore, this study proposed a new method of extracting anthocya...