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Innovative Scientific Testing

(Most Tested, Most Trusted)

After careful harvesting and distillation, each batch of essential oil is sent to dōTERRA’s state-
of-the-art lab to be tested. To guarantee the highest level of quality, dōTERRA has created
®
the CPTG Certified Pure Therapeutic Grade testing process. With rigorous criteria, the CPTG
®
®
standards certify that dōTERRA oils do not contain added fillers or harmful contaminants,
but are pure and authentic.
In order to continually provide essential oil users with a high quality product, dōTERRA strives
to stay on top of the most current and advanced testing methods for essential oils. Partnering
with academic, industry, and scientific experts has allowed dōTERRA to create an innovative
testing process that exceeds the standards of other essential oil companies.

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