Natural Houttuynia Cordata Loose Leaf
Description
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What is houttuynia? What is it used for?
Houttuynia is a perennial plant native to east Asia. Considered a weed by some, it is nevertheless an essential component of many herbal remedies. The plant can reach a height of more than three feet, with small, white flowers. The entire plant is harvested between summer and autumn. After gathering, it is cleaned and dried in the sun, then used raw.
How much houttuynia should I take?
The typical dose of houttuynia ranges between 15 and 30 grams. It is usually decocted for drinking, but can also be applied externally to the skin. Because houttuynia contains a volatile oil, it cannot be decocted for long periods of time.
What forms of houttuynia are available?
Whole, dried houttuynia can be found at many herbal shops and specialty stores. Chopped and powdered houttuynia is also available at some locations.
What can happen if I take too much houttuynia? Are there any interactions I should be aware of? What precautions should I take?
As of this writing, there are no known side-effects associated with houttuynia, nor are there no any known drug interactions. As always, make sure to consult with a licensed health care provider before taking houttuynia or any other herbal remedy or dietary supplement.
References
- Borthakur M, Singh RS, et al. In vitro regeneration of houttuynia cordata: A medicinal herb.Planta Medica Oct 1999;65(7):677.
- Hao XY, Li L, et al. Analysis of essential oil from houttuynia cordata in Guizhou. Acta Botanica Yunnanica 1995;17(3):350-352.
- Hayashi K, Kamiya M, et al. Virucidal effects of the steam distillate from houttuynia cordata and its components on HSV-1, influenza virus, and HIV. Planta Medica 1995;61(3):237-241.
- Kanai H. Distribution of popular plants in Chubu district, central Japan. Journal of Japanese Botany 1996;71(6):338-354.
- Tsui WY, Brown GD. Chemical study of the aerial parts of houttuynia cordata. Fitoterapia1996;67(5):479.
Advice to consumers
Some individuals may have adverse reactions to certain plants, herbs, and other natural products.
Just because something is natural does not mean it is safe for everyone.
On any issue where no specific advice is given to consumers please follow this general advice if you are currently taking the product:
you are advised to discontinue use and consult your pharmacist or herbal medical doctor.
when speaking to your doctor of pharmacist you may find it helpful to take a copy of this MHRA advice about the product with you
you should continue to take any medication prescribed by your doctor.
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