pennyroyal – Earth to Kathy

April 20, 2018

Isomenthone

Isomenthone is a ketone derived from menthone, as found in geranium, cistus, pennyroyal, cornmint, calamint, and peppermint. Many ketones can be toxic internally and topically. Some can be convulsent, toxic to the liver, or neurotoxic in high doses. Do not overuse or use for prolonged periods of time. Links to […]

April 20, 2018

Furan / Menthofuran

Furans, such as menthofurans, are oxides. Menthofuran is an oxide found in peppermint, cornmint, and pennyroyal. Oxides contribute to an oil’s aroma, and have strong therapeutic actions, but can be neurotoxic, liver toxic, and a respiratory irritant in excess. Links to Plants Containing Furan RESEARCH The listings of research […]

April 20, 2018

Menthone

Menthone is a ketone, as found in geranium, pennyroyal, and peppermint. Many ketones can be toxic internally and topically. Some can be convulsant, toxic to the liver, or neurotoxic in high doses. Do not overuse or use for prolonged periods of time. Links to Plants Containing Menthone RESEARCH The listings […]

April 24, 2018

Pulegone

Pulegone is a ketone, as found in pennyroyal, which is toxic. It is also found in mint species such as catnip, cornmint, and peppermint. Many ketones can be toxic internally and topically. Some can be convulsent, toxic to the liver, or neurotoxic in high doses. Do not overuse or use for […]