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    Yemama Apothecary

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    Pancreatic Glycemic-Regulating & Kidney-Consolidating Sovereign (清热生津 / 止渴降糖涩肠止泻固肾缩尿健脾消食 — 传统草本降糖第一黑珍珠 / 降血糖与消渴第一阎浮果 / 糖尿病天然胰岛素辅助神药)

    海南蒲桃 / 乌墨 / 乌梅蒲桃 / 阎浮树 / 葡桃 — Syzygium cumini (L.) Skeels (syn. Eugenia jambolana)

    Pinyin: Hǎinán Pútáo / Wūmò / Yánfúshù · Malay: Jamblang / Juwet / Duhat / Jambu Keling / Jamun · Family: Myrtaceae (桃金娘科)

    Botanical Illustration

    Energetics

    Cool to Neutral (平 / 微凉)

    Flavor

    Sweet, sour, astringent, slightly bitter (甘、酸、涩、微苦、性平)

    Meridians

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

    Traditional Edict

    Java Plum / Jamun (Jamblang / Juwet / Hainan Putao / Yan Fu Shu). Glossy purplish-black fruits with green stone seeds. Supreme Sovereign of Diabetic Thirst: blocks starch-to-sugar conversion, lowers HbA1c, binds dysentery, stops nocturnal enuresis.

    Cautions & Contraindications

    • MONITOR BLOOD GLUCOSE CLOSELY: Synergistic glycemic reduction with Metformin/Insulin (titrate medications to avoid hypoglycemia). CONTRAINDICATED in spastic constipation with dry stools.

    Clinical Applications

    • Type 2 Diabetes mellitus (postprandial glycemic blunting, pancreatic b-cell protection, and HbA1c reduction via Jambosine and Jambolin), diabetic polyuria, and chronic bacillary dysentery.

    Quality Markers

    Jambosine, Jambolin, Ellagic Acid >= 2.00%, Myricetin >= 0.50% & Anthocyanins >= 1.50% in fruit skin (HPLC Ayurvedic Pharmacopoeia)

    Mechanism & Phytochemistry

    1. Jamboline inhibits salivary/intestinal a-amylase and a-glucosidase, blocking dietary starch breakdown. 2. Myricetin and ellagic acid stimulate GLUT4 translocation. 3. Tannins cross-link enterocytes to halt diarrhea.

    Preparation & Dosage

    THE SOVEREIGN JAMBLANG SEED GLYCEMIC POWDER (Jamun Churna): Clean dry seeds pulverized into 120-mesh powder; take 3.0 to 5.0 g stirred into 150 mL warm water twice daily, 20 min before meals. Bark decoction for dysentery: 15-30 g dried bark chips.

    Appended Prescriptions

    • 1. The Sovereign Ayurvedic Master Antidiabetic Triad (Jamun-Karela-Neem) with Momordica charantia. 2. Acute Bacillary Dysentery Draught with Punica granatum (Shi Liu Pi).

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