Common Names: PennyRoyal , Penny-Royal, poleo
Botanical Name: Mentha pulegium
Pennyroyal oil is an excellent insect repellent, and is used in many commercial preparations. Just remember that a few drops will go a long way. The oil is extremely potent, and extremely toxic if taken internally.
PennyRoyal Side Effects: Pennyroyal used as the whole herb in tea is one that can be used safely for its intended purposes, when coupled with common sense, respect, knowledge and caution. A woman would have to drink enormous quantities of whole herb tea to cause a miscarrage, so there is little chance of an accidental overdose. Still best avoid use while pregnant, unless under guidance to facilitate labor .
Pennyroyal oil, however is extremely toxic, doses a small 1 teaspoon can cause convulsions, and ingestion has even resulted in death. Never, ever, never take pennyroyal oil internally for any reason.
You can purchase pennyroyal herb at Crystal Visions, along with many other natural herbs and herbal blends.