One of the more masculine of essential oils, Cedarwood is popularly used in toiletries for men. It is a great anti-septic, deodoriser and insect-repellent and is distilled from sawdust from the lumbermills of the USA. One of the more masculine of essential oils, Cedarwood is popularly used in toiletries for men. Cedarwood’s anti-septic, deodorising and insect-repellent properties make it a very useful oil for burning or diffusing. Try blending with any of the citrus oils. To help improve the condition of the scalp and encourage healthy hair, add 3 drops each of Cedarwood and Rosemary to 10ml of Coconut oil (or 5ml Coconut and 5ml Wheatgerm for very dry hair) and massage thoroughly into the scalp. Leave for as long as possible before shampooing out.