Carrier oils also known as base oils are vegetable oils from seeds, kernels or nuts. If you were to apply essential oils direct without base oil they can cause severe irritation or reactions in some people. Base oils are used to dilute essential oils prior to use.
There are many different carrier/base oils used, when using your essential oils you may use any of the following carrier oils, some recipes will require a certain carrier oil so follow recipes carefully so you can make the best oils for your needs.
Common base oils
Sweet almond oil
Apricot kernel oil
Borage seed oil (Starflower oil) months
Camellia seed oil (tea tree)
Coconut oil (versatile carrier oil)
Cranberry seed oil
Evening primrose oil
Hazel nut oil
Olive oil (buy cold pressed virgin oil)
Macadamia nut oil If not used in a small dilution with another vegetable oil, Macadamia Nut Oil may overpower a blend.
Sunflower oil (all purpose carrier oil)
Sesame seed oil
Wheat germ oil (Wheat germ Oil must be avoided by those who have wheat or gluten allergies. It can cause allergic reactions in people who are allergic to gluten as well.