Impact of maltodextrin concentration on the properties of freeze-dried roselle (Hibiscus sabdariffa L.) powder and its effervescent tablet characteristics. JTRSS [Internet]. 2026 Jun. 30 [cited 2026 Jul. 6];14(2):367-76. Available from: https://journal.umk.edu.my/index.php/jtrss/article/view/1616