Rosemary Essential Oil is Everything You May Need! The Beauty Co. Rosemary Essential Oil is the perfect beauty potion for those who are looking for an all-in-one beauty and skin care solution. Don’t worry about having to take out time to get a facial or scrub your skin daily, as this oil will help your skin stay protected from dust and dirt. So, ladies! Here is the one oil you need to moisturize your hair, get acne-free skin, and get rid of blackheads and whiteheads. Not only that, nutrients like iron, calcium, and phytonutrients in the Rosemary Essential Oil secures your skin from UV radiation from the sun.