Moroccan Pennyroyal Essential Oil – Use With Care

Pennyroyal essential oil is steam-distilled from the leaves of Mentha pulegium, a mint family plant native to Europe and North Africa, including Morocco. Known for its sharp, pungent aroma, this oil has historically been used in insect-repellent and folk remedy applications. However, due to its extremely high content of pulegone, a compound with known hepatotoxic and neurotoxic effects, Pennyroyal oil requires strict safety precautions.

The scent is intensely minty and medicinal—stronger and harsher than peppermint—and is typically used in very low dilutions for natural cleaning products or outdoor pest deterrent blends. It may be combined with other oils like Citronella, Eucalyptus, or Lavender to enhance repellent effects, though any topical use should be carefully restricted and professionally guided.

While traditional herbal texts reference Pennyroyal in relation to respiratory or digestive concerns, modern aromatherapy and toxicology authorities strongly advise against its internal use or use during pregnancy due to significant health risks.

Moroccan Pennyroyal essential oil remains a specialized and limited-use botanical, valued primarily for its aromatic strength in non-therapeutic formulations. When used, it should always be handled with knowledge, care, and clear understanding of its safety profile.