Young Living has the highest standards of any Essential Oil company and their Seed to Seal promise means that they control every aspect of the production line and promise never to release an inferior product just to make a sale. From the beginning growth of the plant, tree, root, etc. all the way to the bottle you receive. They own their own farms & use their essential oils on their crops instead of pesticides or other toxins. Young Living is the only company that does this and is 100% pure and beyond organic!