Botanical Overview
Lessertia frutescens, commonly known as Cancer bush, Kankerbos, Lamb’s quarters, and Sutherlandia, is a member of the Fabaceae family native to Southern Africa, including South Africa, Lesotho, Namibia, and Zimbabwe. The plant’s leaves and stems are primarily used medicinally.
Energetics
Lessertia frutescens is considered to have a neutral temperature and moisture quality with bitter and slightly sweet tastes. It acts as a tonifying herb primarily influencing the qi aspect of body energetics.
Primary Actions
- Adaptogen
- Anti-inflammatory
- Antiviral
- Immunomodulator
- Antioxidant
Indications
Western
- Fatigue
- Loss of appetite
- Weakness
- Chronic infections
- Inflammation
Syndromes
- Immune deficiency
- Viral infections
- Cancer support (adjunctive)
- Chronic inflammation
TCM
No traditional TCM indications documented.
Ayurveda
No traditional Ayurvedic indications documented.
Unani
No traditional Unani indications documented.
Constituents & Mechanisms
Contains flavonoids, triterpenoids, pinitol, alkaloids, and unique compounds known as sutherlandiosides. These contribute to the plant’s antioxidant, antiviral, and immunomodulatory properties.
Dosage & Preparations
- Dried leaf infusion: 2-3 g, 2-3 times daily
- Tincture 1:5 (30-40% ethanol): 2-5 mL, 2-3 times daily
- Capsules standardized extract: 300-500 mg, 1-2 times daily
Safety & Contraindications
Generally safe in traditional dosages. Use caution in pregnancy and lactation due to limited safety data. Potential blood pressure-lowering effects require monitoring if used with antihypertensive medications. Allergic reactions rare; no significant toxicity reported.
Astrological Correspondences
No reliably sourced planetary or elemental rulers identified.
Selected References
- Lessertia frutescens (Cancer bush), Plants For A Future Database, 2023
- Ethnobotanical survey and biological activity of Lessertia frutescens, Van Wyk B.-E., Prinsloo G., Journal of Ethnopharmacology, 2013
- Monograph on Lessertia frutescens, South African Health Products Regulatory Authority (SAHPRA), 2021