Dr Downing practises Ecological Medicine. He qualified from Guys Hospital in 1972 and worked in the UK (neuropsychiatry and general practice) then in the Solomon Islands in the Pacific before returning in 1980 to set up a private practice in nutritional and environmental medicine.

He co-founded the British Society for Nutritional Medicine in 1983, and is the current president of its successor, the British Society for Ecological Medicine. 
 
He also co-founded the Journal of Nutritional and Environmental Medicine in 1990 and was its editor for 20 years. Damien is a Contributing Editor of the Orthomolecular News Service - orthomolecular.org/resources/omns/. He is a Medical Supporter of the cancer support charity Yes to Life – yestolife.org.uk

Damien is the author and/or co-author of 5 books: Daylight Robbery (1988); translated into French as Le Soleil Vital (2001); Why M.E.? (1989); The Vitamin Cure for Allergies (2010); The Vitamin Cure for Digestive Disorders (2014). His new book, Finding Coherent Health: The Power of Light and Water will be published in September 2025.

www.drdamiendowning.com