Potensi Antidiabetes Fraksi N-Heksana, Fraksi Metanol, dan Ekstrak Etanol Jahe Merah (Zingiber officinale var. Rubrum) terhadap Penghambatan Enzim Alfa-Amylase: Antidiabetic Potential of N-Hexane Fraction, Methanol Fraction, and Ethanol Extract of Red Ginger (Zingiber officinale var. Rubrum) Towards Inhibiting the Alpha-Amylase Enzyme. J. Sains. Kes. 2025;6(2):328-337. doi:10.30872/jsk.v6i2.204