A World of Aromatherapy: Information on essential oils, their properties, uses in the treatment of illness, and common recipes for use in the bath, or with massage.
Aloeswood: Information about and pictures of aloeswood, an ingredient in Japanese incense.
Amateur Aromatherapy: Covering essential oil safety, distillation, classification, a book list, and a forum.
Amie's Aromatherapy Encyclopedia: An aromatherapy dictionary, essential oil blends, tips for beginners, and an "ask the aromatherapist" section.
Aromacaring: Information about using aromatherapy with those who have terminal illness, special needs, learning disabilities, and challenging behavior.
Aromamedical: Medical Herbalist Martin Watt provides an aromatic extract safety manual and articles about conservation, education, toxicity, therapeutics, and production.
Aromatherapy: Australian site offering information on the sense of smell, how aromatherapy works, essential and carrier oils, some blending recipes, and safety information.
Aromatherapy At Home: Information for those just starting to explore aromatherapy for personal use, including essential oil profiles, recipes, and tips.
Aromatherapy Global Online Research Archives (AGORA): Volunteer-contributed articles on topics such as history, case studies, distillation, massage, essential oil quality, and safety.
Aromatherapy Naturally: Provides information on history, essential oil distillation, application, and use in various diseases.
Aromatherapy Recipes: Recipes and blends for baths, face care, foot care, and massage.
Aromatherapy Spot: Includes articles about essential and carrier oils, diffusers, and oil burners.
AromaWeb: Provides articles, recipes, synergies, essential oil profiles, book reviews, and aromatherapist and business listings.
Cosmic Aromatherapy: Offers blending formulas for health and beauty, smudge blends, recipes, and remedies for healing.
Essential Oil Recipes: Includes blends for perfumes, body scrubs, and diffusing, as well as profiles for some commonly used essential oils.
FDA/CFSAN Cosmetics--Aromatherapy: Statement from the FDA regarding government regulation of essential oils and aromatherapy products and claims made about such products.
Hikoshin Ryu: Informational discussion of incense, its history, uses, and traditions.
Holisticonline.com - Aromatherapy: Information on clinical studies, history, how it works, safety issues, and an essential oil directory.
Michel Vanhove Aromatherapy Pages: Multilingual site with information about distillation, history, oil properties, and chemistry.
Positive Health: Provides contributed articles about topics such as hydrosols, essential oil quality, energetics, and healing.
Samantha's Aromatherapy Workshop: A resource aimed at beginners, with history, recipes, oil properties, and precautions.
Taking Charge Of Your Health: Aromatherapy: Information provided by the University of Minnesota’s Center for Spirituality & Healing. Includes articles about how essential oils work, research, quality, safety, and finding an aromatherapist.
The Aromatherapy Research Group: Includes information about the group’s members, research projects, and published studies.
The Guide to Aromatherapy: Descriptions of essential oils and carrier oils, a reading list, symptom guide, precautions, and glossary.
Therapy Essence: Information for aromatherapists and students, including essential oil profiles, recipes, and articles. Oils, beauty, and well-being areas are searchable by sub-topic.
Tony Burfield's Aroma Pages: Provides information about production of essential oils, articles addressing misconceptions about aromatherapy, book reviews, courses, workshops, projects, and consultant services.
Wavelengths Natural Health: Provides articles, health and research databases, product reviews, essential oil profiles, and links.
YinEssence.Com: Dr. Khan discusses the uses of essential oils and herbs for conditions such as fibromyalgia, Lyme disease, autoimmune diseases, and stress.