When it comes to essential oils, Young Living sets the standard for purity with their unique Seed to Seal process. They have rigorous quality controls and carefully monitor the production process from the time the seed is sourced until the oil is in the bottle, I am confident that their oils are safe and effective.
Metagenics was founded by the father of Functional Medicine, Dr. Jeffery Bland. It is one of the premier sources for professional grade nutraceuticals. This is a source of quality products that can help to take your health to the next level.