Botanical Overview
Devil’s Claw (Harpagophytum procumbens) belongs to the Pedaliaceae family. While not among the most extensively documented medicinal plants, this species has recorded uses that warrant attention from researchers and practitioners. This species belongs to the Pedaliaceae family, a group of flowering plants.
General Description
Plants of the genus owe their common name “devil’s claw” to the peculiar appearance of their hooked fruit. Several species of North American plants in the genus Proboscidea and certain species of Pisonia, however, are also known by this name. Devil’s claw’s tuberous roots are used in folk medicine to reduce pain.
Family Context
The Pedaliaceae family is widely distributed. Notable medicinal members include:
- Sesame — 69 documented uses
- Cat’s Claw — 1 documented uses
Geographic Distribution
Devil’s Claw has been recorded in 10 countries and territories worldwide, including Angola, Botswana, Germany, Mozambique, Namibia, and others.
Traditional Uses
Devil’s Claw has been traditionally used for digestive health, skin and wound care, and fever management, among other applications.
Digestive health.
- Purgative
For digestive complaints, the herb is typically prepared as a tea or decoction taken before meals. The bitter compounds stimulate digestive secretions and improve nutrient absorption. Some traditions use the powdered root or leaves in small doses as a stomachic tonic.
Skin and wound care.
- Ulcer
- Boil
- Sore
For skin conditions, the fresh or dried plant is applied topically as a poultice, wash, or compress. A strong decoction can be used to clean wounds and sores. The antimicrobial properties help prevent infection while promoting tissue repair.
Fever management.
- Fever
Febrifuge preparations are typically administered as hot teas to induce perspiration, which helps the body regulate temperature. The patient is kept warm and encouraged to rest while the herb promotes sweating.
Active Compounds
Phytochemical research has identified 30 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).
The identified compounds include the following categories:
- Flavonoid: antioxidant compounds that protect cells from oxidative damage
- Sterol: cholesterol-like compounds with anti-inflammatory properties
- Alkaloid: nitrogenous compounds with diverse pharmacological activities