To lighten the mood, lift the spirit and deodorize the air, add 6-8 drops of essential oil to the diffuser. To treat dandruff, control sebum production and strengthen fragile nails, add 15 drops of essential oil to 50 ml of the carrier oil of your choice and massage the area. To relieve headaches and colds, add 6-10 drops of essential oil to the diffuser. Alternatively, add 6-8 drops of essential oil to warm water and relax in the bathtub for at least 10 minutes. To improve blood circulation and reduce fluid retention, add 15 drops of essential oil to 50 ml of the carrier oil of your choice and massage the area. Alternatively, add 6-8 drops of essential oil to warm water and relax in the bathtub for at least 10 minutes.