A full body aromatherapy massage will generally use a blend of approximately 3% essential oils in a 'base' of vegetable oils. These 'carrier' oils are a vital part of the treatment, frequently providing spectacular benefit for the skin in their own right. In the same way that you can blend essential oils to create a synergistic effect, you can enhance the effect of the treatment by blending carrier oils, depending on the skin type. Here is a selection of ten widely used carrier oils.