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Anethol: A phenolic ether found in Fennel, Aniseed and
star anise. Anethol, or anethole is widely used in mouth washes and toothpaste
as a flavouring agent. Anethol is unstable in sunlight or other strong light and
can irritate skin and mucous membrane to the extent that it can cause
blistering.
Phenolic Ethers: Phenolic ethers on their own are irritant and
toxic Phenylpropane derivatives. Where Phenolic Ethers are present in essential
oils these oils must be used with care and extreme dilutions as even small
amounts of phenolic ethers are toxic.
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Limonene: Limonene has been studied for the anti-tumour effect
noticed in mice. Herbalists often prescribe herbs with this constituent as an
antioxidant and cancer or tumour inhibitor although there is evidence that these
properties are volatile and may be lost as a result of processing of the herb.
Limonene also has antiviral properties. |
Apiole: A Phenolic ether. All phenolic ethers are toxic and
irritant and should be used with care. Although regarded as safe in spices and
herbs essential oils contain much higher proportions of phenolic ethers and
should be used under professional supervision.
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Phenolic Ethers: Phenolic ethers on their own are irritant and
toxic Phenylpropane derivatives. Where Phenolic Ethers are present in essential
oils these oils must be used with care and extreme dilutions as even small
amounts of phenolic ethers are toxic. |
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