The essence of geranium flowers was used as a beautifying agent since ancient Egyptian times and is highly valued in the perfume industry. As an essential oil, Geranium helps to improve the appearance of healthy hair and skin and produces a refreshing, sweet, floral aroma. Description Why should I add Geranium oil to my collection? Geranium essential oil contains high levels of the chemical constituent citronellol, which helps keep the scalp looking healthy and clean when added to haircare products and can help moisturize and soothe skin when used topically. The calming, floral aroma of Geranium oil can be worn as a personal fragrance that lasts during outdoor activities and creates a calm, soothing environment when diffused.