Ngai Camphor Tree is native the southern islands of Japan and Taiwan, where they form majestic forests. It is also found growing wild in China.
- The brown and yellow varieties should never be used therapeutically, either internally or externally as they are very toxic. The white one can be used for medicinal purposes, mostly externally, but with caution.
- It is also used as a solvent in the paint and varnish industry, as a fragrance in cleansers, soaps, disinfectants and household cleaning products.
- In addition, it is used in the production of celluloid, elastic and extremely
- Once it was used as an external pain remedy for bruises, wounds, inflammation, gout and rheumatic joints, and internally to treat hysteria, epilepsy and heart-related ailment.
- Additionally, it was used in incense form as a treatment for asthma, bronchitis, emphysema and other respiratory ailments.
- Up until 1950’s it was used as a stimulant and was given as treatment for collapse and fainting.
- When products containing camphor (3 to 11 %) are used correctly and the manufacturer’s instructions have been followed the risks of side effects are minimal.
- Camphor can cause a rash or allergic reactions in some people.
- Overuse can cause skin irritation and no products containing camphor should be used on open wounds or burns. All internal uses of the herb are advised against.
- If it is consumed it may cause vomiting, palpitations, convulsions, delirium, hallucinations and even death.
- Children and pregnant or breastfeeding women should not use this herb.
True camphor, hon-sho, laurel camphor, Japanese camphor, kamfertræ (Danish), Kampfer (German), alcanfor (Spanish), laurier du Japon. (French)
Source: HerbalSupplement, https://www.herbal-supplement-resource.com/camphor-tree-benefits.html