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National Association for Holistic Aromatherapy
This is the homepage of the National Association for Holistic Aromatherapy (NAHA), an educational, nonprofit organization dedicated to enhancing public awareness of the benefits of true aromatherapy.
US Food and Drug Administration
U.s. Food and Drug Administration: Aromatherapy
This government agency article states its view of aromatherapy and the claims of its effectiveness in promoting health.