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    Yemama Apothecary

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    Spleen-Tonifying, Kidney-Consolidating & Glycemic-Modulating Sovereign (健脾补肾 / 生津止渴消食固肠下气利水 — 传统热带健脾补肾第一长豆角 / 东南亚生食乌蓝降糖名菜)

    豆角 / 十九豆 / 长豆 / 豇豆 / 尺八豆 / 裙带豆 — Vigna unguiculata (L.) Walp. subsp. sesquipedalis (L.) Verdc.

    Pinyin: Dòujiǎo / Shíjiǔdòu / Chángdòu / Jiāngdòu · Malay: Kacang Panjang / Kacang Belut / Kacang Perut Ayam / Yardlong Bean · Family: Fabaceae (豆科 / 蝶形花亚科)

    Botanical Illustration

    Energetics

    Neutral (平 / 甘平)

    Flavor

    Sweet, bland, crisp, delicate (甘、淡、平、清脆爽口)

    Meridians

    Spleen (脾), Kidney (肾), Stomach (胃)

    Traditional Edict

    Yardlong Bean (Kacang Panjang / Dou Jiao / Jiang Dou). Extraordinarily long 60-90 cm crisp green pods. Sovereign Spleen-Tonifying Ulam: strengthens Spleen-Qi, quenches diabetic wasting thirst, consolidates Kidney essence for nocturnal emissions and frequent urination.

    Cautions & Contraindications

    • Do not consume massive amounts of raw mature beans if susceptible to digestive flatulence. High nutritional, pediatric, and gestational safety profile. Safe in pregnancy and lactation.

    Clinical Applications

    • Type 2 Diabetes mellitus (postprandial glycemic blunting and dietary carbohydrate absorption delay via soluble fiber and phaseolin), chronic Spleen-deficiency loose stools, and nocturnal enuresis.

    Quality Markers

    Quercetin-3-O-rutinoside, Soluble Fiber >= 3.8%, Resistant Starch & Total Amino Acids >= 22.0% dry wt (HPLC standard)

    Mechanism & Phytochemistry

    1. High soluble dietary fiber (3.8%) and phaseolin inhibit alpha-amylase, delaying starch breakdown and smoothing glucose curves. 2. Resistant starch ferments into colonic butyrate. 3. Spleen-tonifying.

    Preparation & Dosage

    THE SOVEREIGN KACANG PANJANG SAMBAL CARDIO-GLYCEMIC STIR-FRY: 200 g fresh tender pods cut into 3 cm segments, stir-fried with shallots, garlic, dried chili, and tempeh for 4 min (consumed 3-4x weekly). Fresh raw Ulam: 50 g dipped in sambal belacan.

    Appended Prescriptions

    • 1. The Sovereign Spleen-Tonifying Diabetic Vegetable Suite with Momordica charantia (Bitter Gourd) and Tofu. 2. Postpartum Confinement Restorative Congee with Dioscorea opposita (Shan Yao).

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