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    Yemama Apothecary

    Bencao Gangmu Reference Library

    Astringent, Spleen-Harmonizing & Glycemic Modulator (涩肠和胃 / 降糖降脂药)

    多花蒲桃 / 印度尼西亚月桂叶 — Syzygium polyanthum (Wight) Walp.

    Pinyin: Duōhuā Pútáo · Malay: Daun Salam / Salam · Family: Myrtaceae (桃金娘科)

    Botanical Illustration

    Energetics

    Neutral to Warm (平 / 微温)

    Flavor

    Aromatic, astringent, slightly sour (芳香、涩、微酸)

    Meridians

    Spleen (脾), Stomach (胃), Large Intestine (大肠)

    Traditional Edict

    Harmonizes middle burner, astringes diarrhea, lowers blood sugar, and clears dampness. The primary culinary-medicinal leaf of Nanyang for metabolic longevity.

    Cautions & Contraindications

    • High culinary safety. Avoid in chronic spastic constipation due to mild astringent bowel-binding tannin properties.

    Clinical Applications

    • Type 2 Diabetes mellitus, hyperuricemia (gout), chronic non-specific diarrhea, hypertension, and hypercholesterolemia.

    Quality Markers

    Total Squalene, Polyphenols & Tannins >= 2.0% (MHM standard)

    Mechanism & Phytochemistry

    1. Flavonoids and polyphenols inhibit a-glucosidase and a-amylase, retarding carbohydrate absorption. 2. Squalene and eugenol stimulate eNOS-mediated vasorelaxation and scavenge free radicals. 3. High tannin fractions astringe intestinal mucosa, inhibiting hypermotility.

    Preparation & Dosage

    Fresh or dried leaves decocted 15-20 minutes: 10-20 g daily (5-10 leaves). Standardized extract: 250-500 mg.

    Appended Prescriptions

    • 1. Nanyang Anti-Diabetic Glycemic Tea with Orthosiphon stamineus (Misai Kucing) and Momordica charantia. 2. Gout & Uric Acid Clearance Decoction with Centella asiatica (Pegaga).

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    Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only