Derora Rosemary Oil: Nature's simple yet effective self-care solution Nature has a way of providing us with simple yet effective ingredients for self-care. Derora takes these ingredients and creates pure products that are perfect for you. Our pure essential oil is made from the highest quality Spanish Rosemary, which helps cleanse, soothe, and protect your skin, hair, and nails. This intensely fragrant oil is packed with antioxidants and anti-inflammatories such as Eucalyptol, and antibacterial and antifungal properties like Camphor.