NOW - Citronella Oil - 30 Millilitre(s) - NPN: 00000000 -- 100% ESSENTIAL OIL CITRONELLA STEAM DISTILLED FROM THE FRESH OR DRIED GRASS. Citronella oil is popular among many in the summer months, used to repel insects particularly mosquitoes. This strong scented oil has a slight lemony aroma, it is often used as an ingredient in many cosmetics, shampoos, perfumes, and candles. Its aroma is inspiring and invigorating and blends well with basil, bergamot, cedarwood, and tea tree just to name a few