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Consultant Gastroenterologist

Dr Alan Desmond

Dr Alan Desmond is a consultant gastroenterologist and writer known for his advocacy of plant-based nutrition. Desmond studied at the School of Medicine of University College Cork and at John Radcliffe Hospital in Oxford. He moved to Devon in 2012. He is certified in gastroenterology and general internal medicine. Dr Desmond is also a best selling author of The Plant-Based Diet Revolution.

Articles featuring

Dr Alan Desmond

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A person holds an anatomical model of the large intestine whilst sitting at a table with another person.

Is colonoscopy prep dangerous? Barbara O'Neill's claims fact-checked

Barbara O'Neill claims colonoscopy prep is caustic and causes IBS. We checked the evidence on bowel prep side effects and the real risks of colonoscopy.

A spread of high-fibre foods including oats, beans, vegetables and wholegrain bread

Fibre under fire: debunking Eddie Abbew's claims that humans don’t need it

We fact-check recent claims by Eddie Abbew that fibre isn't essential, reviewing the science on its role in digestion, immunity, and long-term disease…

Vitamin A rich foods including carrots, roasted sweet potato, fresh spinach and brown eggs on a rustic wooden table

There is no evidence that a low vitamin A diet might be beneficial for your health

Some influencers promote cutting dietary vitamin A as a health intervention — but evidence for restricting it in healthy people is extremely thin and…

No, fibre isn’t useless – why Dr Ede's comments on DOAC are wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.

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Vitamin A rich foods including carrots, roasted sweet potato, fresh spinach and brown eggs on a rustic wooden table

There is no evidence that a low vitamin A diet might be beneficial for your health

Some influencers promote cutting dietary vitamin A as a health intervention — but evidence for restricting it in healthy people is extremely thin and…

No, fibre isn’t useless – why Dr Ede's comments on DOAC are wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.

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