Irritation. Using undiluted or insufficiently diluted essential oils on the skin. Adding undiluted or poorly diluted essential oils to a bath.
The undiluted use of essential oils on the skin can potentially cause severe irritation or sensitization. Read AromaWeb's Guide to Diluting Essential Oils to learn .
Other skin conditions that lavender may help are dermatitis, eczema, acne,. Combined with lemon essential oil and used as a compress, it will treat boils.