Rosemary Oil – Size: 30 mL / 1 oz – Rosemary Oil improves blood circulation and can reduce the appearance of spider veins. Rosemary helps to overcome mental fatigue and sluggishness by stimulating the nervous system. It enhances mental focus while improving alertness and concentration. Rosemary can help you cope with stressful circumstances and see things from a different perspective. 100% Pure Rosemary Oil.