This one is a bonus. If your eyebrow oil is made of natural active ingredients, then you can rest assured that the benefits will outweigh any cons (if present). Natural ingredients are usually extracted from plants, herbs, botanicals, etc. You may argue that oils will obviously be extracted from nature, but you’d be surprised how lab-made chemicals can fool you. Luckily for America, our agencies make sure that the claims of a natural brand are meant to the T.