We stand by using the pennyroyal plant to deter pests, but new information on the active ingredient in both species of pennyroyal, pulegone, merits a recall of taking pennyroyal into your body. In ...

Following the Supreme Court’s decision to overturn Roe v. Wade, many states are looking to restrict abortion or ban it entirely. In response, some people have shared purported recipes to induce an ...

After a TikToker suggested that women in states where abortions are outlawed take pennyroyal, an herb, a toxicologist tweeted about the herb’s toxic and sometimes fatal side effects. In a now-deleted ...

According to historical documents, the herb pennyroyal was used to induce abortions; but it is not recommended by modern medical experts as it can cause serious liver and kidney damage, and even death ...

Pennyroyal, a creeping, aromatic member of the mint family, was esteemed by ancient Romans and early English royalty for its supposed curative powers. The plant’s dried leaves and stems have long been ...

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Dear Christopher Cat: Years ago, my mother used to put a drop of pennyroyal oil on each of our barn cats to control fleas. Now that I have my own cat, I planned to do the same, but I can’t find ...

American pennyroyal (Hedeoma pulegioides) has a remarkably strong scent for such a small and unassuming plant. At most, it grows a foot tall, and its leaves are only an inch long. Tiny white or ...

Living as we do in our modern, 21st-century world with all of its attendant gadgets and technology, it is fairly easy to go through life with little appreciation of the impact that the printing press ...