Oregano, tarragon, savory cinnamon, clove and thyme oils all contain phenols. Citronella, Limonene, Linacool all have flea repellant properties and are sometimes offered in flea preparations. They are quite safe for dogs because they can process them in the liver. They are much more toxic for cats and in lower doses.
This Pin was discovered by Organic Aromas – Essential Oil Diffusers & Pure. 3 Essential Oils that Repel Fleas and Ticks – #OrganicAromas repelling fleas and .
Some also advise using a bandanna with a drop of cedarwood oil mixed with a drop of. Aloe vera juice is a natural flea repellent, and some mix it with cayenne
Being too sensitive to essential oils, and the fact they lick themselves so much,. Applying this during a bath or as a spray does not change a cats internal Ph.