www.ayurveda.com (Ayurvedic Institute)

www.asteccse.com (American Spa Therapies Education and Certification Council )

www.holisticmedicine.org (American Holistic Medical Association)

www.experienceispa.com (International Spa Association)

www.naturopathic.org (American Association of Naturopathic Physicians)

www.medicalspaassociation.org (International Medical Spa Association)

www.ncea.tv (National Coalition of Esthetic & Related Associations)

www.nccam.nih.gov (National Center for Complementary and Alternative Medicine)