What is it function as follows: Rosemary Essential Oil nourishing formula deeply nourishes hair and gives deep nourishment to hair,control sebum,and then improves dandruff phenomenon,maintains healthy scalp and effectively strengthens hair roots. Apply to the base of the lashes every night to makethem rapid growth and nourishment. Add 3-4 drops of rosemary essential oil to the aromatherapy machine.It can help you relieve emotions, refresh the mind, and improve work efficiency when you study or work. Rosemary Oil can promote blood circulation when bathing in bath water. If you have dry cuticles, this oil will help your fingers moisturize, especially during the harsh winter season. DIRECTIONS Mix rosemary oil one to ten with a carrier oil, e.g. jojoba or rosehip oil, so that the concentration of rosemary oil is stretched. Then apply the mixture to skin and hair.FOR ALL SKIN TYPES: Rosemary essential oil is suitable for all skin types, whether dry, oily or combination. It balances the skin's oil production, shrinks pores, and provides antioxidant protection. Using rosemary essential oil for hair care is especially beneficial for people with split ends; rosemary essential oil can repair hair and make it stronger, thus getting rid of unhealthy split ends in the long run. Rosemary essential oil also slows down hair greying, promotes shine, and prevents and reduces dandruff. MULTIPLE USES: Rosemary essential oil can be used not only for hair care, but also for skin care. It can deeply nourish the skin, reduce the appearance of wrinkles and fine lines, and improve the elasticity and radiance of the skin. Additionally, rosemary essential oil can be used to relieve anxiety, improve memory and enhance the health of the immune system. Natural and Pure: Rosemary essential oil is 100% natural and pure, extracted by steam distillation, with no chemicals or artificial additives added.No Fillers, No Additives, No Carriers Added. PROMOTES HAIR GROWTH: Rosemary essential oil is a premium essential oil that stimulates hair growth, improves blood circulation, nourishes the scalp and strengthens the hair. By massaging rosemary essential oil into the scalp, you can promote hair growth and prevent hair loss.