British based Aromatherapy home study course. Free samples and media. Diploma on completion.

Teaches courses on topics such as spa therapies and vibrational aromatherapy, and offers a Registered Aromatherapy Health Therapist Program. Located in Ottawa, Canada.

Provides articles, health and research databases, product reviews, essential oil profiles, and links.

Three home study courses are offered, covering basic to advanced topics. Based in British Columbia, Canada.

Dr. Khan discusses the uses of essential oils and herbs for conditions such as fibromyalgia, Lyme disease, autoimmune diseases, and stress.