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Culen Powder Otholobium glandulosum
Psoralea glandulosa1 Pound (16 oz) Buy Now
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Purchase a one pound package of Raintree's sustainably harvested pure culen leaf powder (Otholobium glandulosum) - rich in active and beneficial phytochemicals that occur naturally in this plant. This plant has been milled into a fine powder which is suitable to stuff into capsules or to prepare your own teas, tinctures or extracts. Raintree's culen has been sustainably wild-harvested in the Peru (without any pesticides or fertilizers). Culen belongs to the Otholobium genus, although for many years it was classified in the Psoralea genus. In fact most of the literature published prior to the early 1990s refers to culen as Psoralea glandulosa.
Traditional Uses:* for fevers, colds, and flu; for other upper respiratory problems (bronchitis, asthma, etc); for psoriasis, vitiligo, wounds, and other skin problems; as a digestive aid for anorexia, indigestion, intestinal gas, etc.; for intestinal worms and parasites
For more information about culen (Otholobium glandulosum), please refer to the Database File for Culen in the Tropical Plant Database. For general information on Raintree's available bulk plants and sustainable harvesting practices, please refer to Main Page for Bulk Plants.
This bulk one pound package retails for $28.00.
Purchase Culen Powder Now
Print a PDF Culen Brochure
Ingredients: 100% pure culen leaves(Otholobium glandulosum). No binders, fillers or additives are used. This plant is non-irradiated and non-fumigated, and has grown naturally in Peru without pesticides or fertilizers.
Suggested Use: This plant is best prepared as an infusion (tea): Use one teaspoon of powder for each cup of water. Pour boiling water over herb in cup and allow to steep 10 minutes. Strain tea (or allow settled powder to remain in the bottom of cup) and drink warm. It is traditionally taken in 1 cup dosages, 2-3 times daily. For more complete instructions on preparing herbal infusions see the Methods for Preparing Herbal Remedies Page.
Contraindications: Culen contains furanocoumarin chemicals which might cause photosensitivity in some people.
Drug Interactions: None reported.
RELATED PRODUCTS:
Culen can be found in these Raintree products:
Culen Tech Report -- A Technical Plant Data Report is available for culen.
Third-Party Published Research:*
This Raintree product has not been the subject of any clinical research. All available third-party research on culen can be found at PubMed.
A partial listing of the published research on culen is shown below:
Photosensitizing Activity:
Mosti, L., et al. “Synthesis of angelicin heteroanalogues: preliminary photobiological and
pharmacological studies.” Farmaco. 1998; 53(8-9): 602-10.
Lampronti, I., et al. “Accumulation of gamma-globin MRNA in human erythroid cells treated with
angelicin.” Eur. J. Haematol. 2003 Sep; 71(3): 189-95.
Liver Protecting Activity:
Cho, H., et al. “Bakuchiol: A hepatoprotective compound of Psoralea corylifolia on
tacrine-induced cytotoxicity in HEPG2 cells.” Planta Med. 2001; 67(8): 750-751.
Cholesterol Lowering Activity:
Abzalova, M., et al. “Effect of drupanol (bakuchiol) on some indexes of lipid metabolism in
experimental animals.” Dokl. Akad. Nauk. Uzssr. 1984; (2): 50-51.
Antioxidant Activity:
Yeh, J., et al. “Antioxidative components of buu-kuu-jy (Psoralea corylifolia L. seeds).” Shipin.
Kexue. (Taipei) 1993; 20(6): 574-585.
Anti-inflammatory & Fever Reduction Activity:
Backhouse, C., et al. “Active constituents isolated from Psoralea glandulosa L. with
antiinflammatory and antipyretic activities.” J. Ethnopharmacol. 2001; 78(1): 27-31.
Ferrandiz, M., et al. “Effect of bakuchiol on leukocyte functions and some inflammatory
responses in mice.” J. Pharm. Pharmacol. 1996; 48(9): 975-980.
Backhouse, N., et al. “Antiinflammatory and antipyretic activities of Cuscuta chilensis, Cestrum
parqui and Psoralea glandulosa.” Int. J. Pharmacog. 1996; 34(1): 53-57.
Cytotoxic & Antimutagenic Activity:
Wall, M., et al. “Plant antimutagenic agents. 2. Flavonoids.” J. Nat. Prod. 1988; 51(6):
1084-1091.
Kubo, M., et al. “Cytotoxicity of Corylifoliae fructus. I. Isolation of the effective compound and
the cytotoxicity.” Yakugaku. Zasshi. 1989; 109(12): 926-931.
Bhakuni, D., et al. “Screening of Chilean plants for anticancer activity.” Lloydia.1976; 39(4):
225-243.
Antimicrobial Activity (Virus, Bacteria, Mycobacteria, & Fungi):
Bondarenko, A., et al. “Antimicrobial and antiviral activity of essential oil from Psoralea
drupacea and its activity.” Rast. Resur. 1974; 583.
Bondarenko, A., et al. “Extraction from Psoralea drupaccea of bakuchiol and its antimicrobial
activity.” Tr. Sezda. Mikrobiol. Ukr. 4th ed. (Ed Zatula Dg) "Naukova Duma" Kiev USSR (1975)
pp. 208.
Erazo, S., et al. “Antimicrobial activity of Psoralea glandulosa L.” Int. J. Pharmacog. 1997;
35(5): 385-387.
Kaul, R. “Kinetics of the antistaphylococcal activity of bakuchiol in vitro.” Arzneim-Forsch. 1976;
(26): 486-513.
Bondarenko, A., et al. “Psoralea drupacea as a promising source of the antibiotic bakuchiol.”
Rast. Resur. 1977; 460-473.
Prikhod’ko, V., et al. “Antimicrobial activity and toxicity of the antibiotic bakuchiol.” Mikrobiol. Zh.
(Kiev) 1980; 42(5): 646-650.
Katsura, H., et al. “In vitro antimicrobial activities of bakuchiol against oral microorganisms.”
Antimicrob. Agents Chemother. 2001; 45(11): 3009-3013.
Newton, S., et al. “The evaluation of forty-three plant species for in vitro antimycobacterial
activities; Isolation of active contituents from Psoralea corylifolia and Sanguinaria canadensis.”
J. Ethnopharmacol. 2002; 79(1): 57-67.
Prikhod’ko, V., et al. “Study of the antimicrobial properties of bakuchiol in in vitro experiments.”
Mikrobiol. Zh. (Kiev) 1979; 41(4): 400-403.
Noronha, R., et al. “Composition for skin care containing a combination of bakuchiol and
pyridinecarboxaldehyde.” German Patent, 1985. Ger Offen #3,417,234.
Rao, P. N. “Prospecting plant aids in AIDS management.” Curr. Sci. 2000 May; 78(10): 56-58.
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* The statements contained herein have not been evaluated
by the Food and Drug Administration.
This product is
not intended to treat, cure, mitigate or prevent any disease.
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Last updated 3-20-2010
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