Davana Essential Oil: Steam Distilled From The Leaves, Stems, And Flowers Of The Davana Plant To Produce A High-Quality Essential Oil With Absolutely No Additives Or Fillers To Help Restore Depleted Reserves, Diffuse 3 Drops Frankincense Carteri, 2 Drops Davana, And 1 Drop Lavender Helps Soothe: For A Racing Mind, Add 5 Drops Davana, 4 Drops Frankincense Carteri, And 3 Drops Sweet Marjoram Into An Ounce Of Carrier Oil Or Lotion. Massage Into The Chest And Back Of Neck/ Shoulders For Soothing Relief Batch Specific Gc-Ms: Every Bottle Of Oil That You Purchase From Plant Therapy Goes Through Multiple Rounds Of Testing Including Organoleptic Testing (Reviewing Smell And Overall Appearance), And Multiple Rounds Of Gc-Ms Testing By Several Third-Party Laboratories (Gc-Ms Is The "Gold Standard" For Essential Oil Testing) Have Questions: Plant Therapy'S Certified Aromatherapists Are Happy To Help You With Your Davana Essential Oil Questions. We Welcome Your Questions And Input!