Eucalyptus globulous Australia, Ethically farmed, leaves Steam Distilled Eucalyptus is best known for its respiratory effects. It fights viruses and bacteria, while easing congestion. It also eases muscle and joint aches and pains Eucalyptus globulous stimulates circulation, increasing the flow of blood to affected areas. Eucalyptus can be mentally stimulating and may help increase concentration. As far as blending goes, Eucalyptus is going to dominate any blend it's used in, so it should be blended with essentials that contribute to the effect you want to achieve. WARNING: Do not use with infants and small children, it can cause choking.