This example is very sad, but stands as a testament to the dangers of using
pennyroyal essential oil for any reason.
Essential Oil Shampoo — Add a few drops of eucalyptus or
pennyroyal essential oil to natural shampoo or castile soap.
Avoid products that use geraniol or
pennyroyal essential oils as they can be toxic to dogs.
Not exact matches
A few drops of an
essential oil such as
pennyroyal should be sufficient.
Since
essential oils can be toxic to cats (especially
pennyroyal), herbal products may be a better choice for these pets.