Wild Herb's Boost Immunity Blend is the ancient blend of essential oils used by the thieves in 15th century France. This blend has been used for hundreds of years to aid in repelling flu, colds and more. Excellent as a hand sanitizer. Sizes: *See more listings in our store for other products in picture Wild Herb essential oils are obtained directly from distillers: no middleman! Our exclusive blends also come in sprays and full strength essential oils to be used in aromatherapy, DIY bath & body products, and more. Boost blend: • Excellent to add to cleaning products, since it sanitizes & deodorizes • Spray on heels and palms for best results