Anise / Camphor / Hyssop / Juniper* / White Thyme / Yarrow
Because of uterine stimulation or possible toxicity, avoid using these oils on dogs, especially on pregnant dogs.
*The oil of Juniper Berry is perfectly safe, but the Juniper Wood oil is toxic to the kidneys.
Birch / Wintergreen
Some aromatherapy formulas found on websites suggest using the oils Birch and Wintergreen for joint pains caused by arthritis. However, dermal use of these two oils have been proven to be toxic on animals. Ingestion can cause severe poisoning and death.
Cassia / Clove leaf and bud
These oils can cause dermal irritation and possible toxicity to your pets.
Horseradish / Mustard / Tansy
Due to the pungent properties of these oils, they are considered to be harmful and may cause severe dermal irritation.
Penny royal
Although this oil is effective in repelling fleas, it is also highly
toxic to the kidneys and the nervous system of animals.
Rue
This oil is a terrible photosensitizer.
**The information posted and shared on this site is meant for educational and informative purposes only. PURELY suggests that you check with your doctor before trying any essential oils. What works for someone might not work for you. Be aware that essential oils can cause allergic reactions. If essential oils seem to be working better than medication, discuss the matter first with your doctor before deciding to stop using the medication. The products and/or information contained on PURELY's websites and social media outlets are not intended to cure, treat, diagnose, or prevent any disease(s). If you are pregnant, nursing, taking medication, or have a medical condition, consult your physician before using our products.