
Lagerstroemia speciosa
Used in Philippine DOH-approved traditional medicine Effects onset within 60 min, sustained 2+ weeks No reported hypoglycemia in trials Mechanisms include enhanced GLUT4 glucose uptake, α-glucosidase inhibition, reduced gluconeogenesis Highest corosolic acid in mature leaves

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Ask HerbertLow dose botanical. Used in drop doses in the classical practice; not a plant to dose freely.
Pregnancy: Pregnancy Caution
Breastfeeding: Lactation (source flag notSafeInLactation)
The record lists 3 contraindications; open the plate in the library to read them in full.
| Preparation | As written | Metric |
|---|---|---|
| Leaf decoction: 50 g to 1 pint boiling water, 4-6 cups daily | 50000 mg | |
| Standardized leaf extract | Standardized leaf extract (1-18% corosolic acid): 32-48 mg daily (0.32-10 mg corosolic acid), 2 weeks | 32-48 mg |
| Tea: 2-3 tsp dried leaf steeped 10-15 min, 2-4x daily | ||
| Capsules: 500 mg leaf extract BID | 500-500 mg |
Doses are reproduced from the sources for practitioners and are not a recommendation for any person.
Clinical Notes. Used in Philippine DOH-approved traditional medicine Effects onset within 60 min, sustained 2+ weeks No reported hypoglycemia in trials Mechanisms include enhanced GLUT4 glucose uptake, α-glucosidase inhibition, reduced gluconeogenesis Highest corosolic acid in mature leaves
primary-actions. Banaba acts primarily as: Hypoglycemic, Hypolipidemic, Diuretic, Antioxidant. Secondary actions include Anti-inflammatory, α-Glucosidase inhibitor, Improves insulin sensitivity, Antidiarrheal, Antipyretic, Analgesic.
indications. Banaba is traditionally indicated for: Kidney inflammation, Diabetes mellitus, Cracked heels, Abdominal discomfort, Bladder inflammation, Prediabetes, Metabolic syndrome, Hypercholesterolemia, Hyperlipidemia, Aphthous stomatitis, Bronchitis, Malaria, Stomachache, Heart disease, Postprandial hyperglycemia, and 26 further conditions.
dose-reference. Reference preparation/dosing for Banaba: Leaf decoction: 50 g to 1 pint boiling water, 4-6 cups daily; Standardized leaf extract (1-18% corosolic acid): 32-48 mg daily (0.32-10 mg corosolic acid), 2 weeks; Tea: 2-3 tsp dried leaf steeped 10-15 min, 2-4x daily; Capsules: 500 mg leaf extract BID
Banaba stands in 1 documented formula in the library, among them Blood Sugar Support Formula.

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