You did the
DNA test.
Then what?

Dr Abigail El-Doueik has spent her career at the edges of what medicine can do — which is precisely how she learned where its limits are.

She started in emergency medicine at sixteen, working as a nursing assistant in A&E before most people have chosen what to study. She trained as a nurse at the University of Wales Cardiff, then moved to the Adult Intensive Care Unit at the Royal Brompton — one of the UK's foremost cardiac centres — caring for the most critically unwell patients on the ward. Working at that edge made her want to go further: she read medicine for six years at King's College London, took an intercalated BSc in Immunology, and kept working ICU shifts throughout.

Training through the Oxford Deanery and working acute and emergency medicine at the Royal Berkshire, her thinking began to shift. A single session of acupuncture produced an effect she couldn't explain away — and didn't dismiss. She trained in it formally, and when members started asking about herbal medicines and supplements, she filled the gap the way a serious clinician does: systematically, through the Institute for Functional Medicine.

Then in 2012, she burned out. Significantly. The system she had given everything to offered her what it offers most people in that situation: a prescription and a suggestion to slow down. She declined both.

She recovered fully — not with pharmacology, but with botanicals, movement and a complete nutritional overhaul. That outcome was not lost on her as a clinician. She had trained at one of the UK's best cardiac hospitals and qualified at King's, and what restored her had come from outside the prescription pad. Not by chance — by mechanism. She left the NHS to build something that understood why.

Outside the clinic she grows her own fruit, vegetables and herbs using organic methods, and is completing her RYT200 yoga teacher training — the same conviction running through everything she does: that what the natural world produces, used precisely, is rarely improved upon by replacing it.

Haytham El-Doueik's relationship with plant medicine began in Lebanon in the early 1990s — long before he had any scientific language for it.

He trained under a medical herbalist, worked the land, and built a workshop where he learned to extract, distil and formulate compounds from raw plant material. It was an apprenticeship in a tradition that predates modern pharmacology by centuries, and it gave him something a laboratory education rarely does: an intuition for what plants actually do. Back in England, he formalised it with a diploma from the Tisserand Institute — then the most rigorous aromatic-medicine qualification in the UK.

Then came the moment that defined the next twenty years. Through that work he began collaborating with the Immune Development Trust, applying botanical compounds in a clinical setting with HIV-positive individuals at Charing Cross Hospital. He could see these compounds doing something meaningful in people whose immune systems were seriously compromised. He could not explain it — and that gap was intolerable. He needed the mechanism.

He took a foundation year in sciences at the University of East London to qualify for a science degree, then read Immunology at King's College London, then a PhD in Medicine focused on vaccine development and HIV immune response. He wasn't taking the conventional route into academic science — he was reverse-engineering his way to an explanation for something he had already seen.

Then Oxford. His postdoctoral research — first in Pharmacology on inflammatory burden in HIV, then in Oncology with plant-derived compounds — was where the question finally became an answer. He watched, in real time, what happened to live human immune cells when herbal extracts were introduced to them.

He watched them change. The cells that drive inflammation shifted. The cells that regulate and resolve it increased. A human immune system — in live blood, in a laboratory — responding to botanical compounds in a way that was measurable, repeatable, and real.

The herbalist had been right all along. He now had the science to explain exactly why.