Coming from oily plants, they have a mild aroma, are almost odorless, and can be used pure. They have high moisturizing power and are used as carriers to facilitate the penetration of essential oils into the bloodstream. Coming from Europe, North and South America, Grape Seed, Sunflower, Argan, Rosehip, Calendula, Jojoba and Arnica are the versions bottled by Arte dos Aromas.