Contains: Frankincense, Tea Tree, Rosemary, Lemon, Eucalyptus, and Orange Sweet Characteristics: The Immune Boost Essential oil synergy is composed of those oils that are attributed with immunity enhancing properties. The scent is very appealing, and feedback on the results are very positive. Usage: These Synergy Blends are 100% Pure Essential Oils. We recommend a 3 to 5% dilution for topical body applications. Cautions: It is possible that this blend may cause sensitivities; users are recommended to use these blends only in dilution and not as a replacement for traditional medicine.