|Carrier Oils are also known as Vegetables Oils, which are obtained from fatty part of nuts, seeds and kernels of plants. These oils should never be applied undiluted to the skin, if applied you'll experience redness, burning, irritation and other skin reactions and allergies. Carrier oils are in general used to thin the mixture of essential oils. There are various therapeutic benefits rendered by these oils. Bath oils, lip balm, body lotion, skin-care lotion, perfumes, are some products where these oils find large applicability.