ARFID Isn’t Just a Childhood Condition - Many Adults Still Struggle with Eating Anxiety
Avoidant or restrictive eating is often spoken about as something children experience. Parents worry about fussy eating, professionals offer reassurance, and the expectation is that exposure and maturity will gradually lead to a wider, more relaxed diet.
For some people, that does happen. For others, eating anxiety simply starts to look different as they get older.
By adulthood, it may look less like fussy eating and more like careful food management. Adults learn which foods feel safe, how to navigate menus, and how to avoid drawing attention to their discomfort. From the outside, it can appear to be preference or routine. Internally, eating can still feel unpredictable and stressful.
This often becomes more noticeable when life introduces situations involving social or professional pressure - work events, dating, travelling, or meals in unfamiliar environments. Eating is no longer a private experience you were able to hide away at home - and that can heighten anxiety considerably.
Although rarely discussed, this experience is far from unusual. It is estimated that around 1–2% of adults experience ARFID, which equates to hundreds of thousands of people in the UK and several million in the United States. Alongside this, there is a much larger group of adults living with significant eating anxiety that never receives a formal diagnosis but still affects confidence, flexibility and everyday life.
One of my clients was a man in his thirties whose role required regular international travel. He was confident, articulate and successful in every other area of his life, yet business meals caused significant stress. The difficulty was not appetite or willingness, it was uncertainty. Sitting in a restaurant in a different country many miles from home, scanning a menu filled with unfamiliar foods while hoping to appear relaxed and professional, felt overwhelming. His worry centred not only on the food itself, but on the possibility of judgement, awkwardness, or losing composure in front of colleagues.
This is a very recognisable adult ARFID experience.
The difficulty is rarely about stubbornness or a lack of motivation. More often, it reflects a combination of sensory sensitivity, earlier negative food experiences, anxiety linked to physical sensations such as gagging or nausea, and a strong desire to avoid discomfort. Over time, avoidance becomes protective. The smaller the range of safe foods, the more predictable eating feels - yet the more limiting everyday life can become.
Adults frequently carry an added layer of self-criticism. There is often a belief that they should have grown out of it, or that needing support with food feels immature. Because
of this, many people never seek help. Their eating may appear nutritionally adequate, so the emotional impact is easily overlooked, even though the restriction can influence confidence, spontaneity and social ease in meaningful ways.
The encouraging reality is that adulthood does not make change harder. In many cases, it makes it more achievable. Adults understand their patterns more clearly, recognise the situations that trigger anxiety, and can engage actively in a gradual and respectful process of change.
Rather than focusing on forcing new foods, a more helpful starting point is reducing anxiety around eating itself. Behaviour change approaches that incorporate psychology, hypnosis and guided meditations can help settle the nervous system and reduce anticipatory fear. Research from neuroscience and anxiety treatment suggests that when the body feels calmer and more regulated, sensory experiences become easier to tolerate and curiosity can begin to replace avoidance.
If you recognise yourself in this experience, it can be reassuring to know that support is not limited to children. Many adults seek help later in life when eating anxiety begins to affect confidence, travel, relationships or work situations. Change does not require dramatic pressure or forcing unfamiliar foods, but rather a thoughtful approach that reduces anxiety and rebuilds trust in your body’s responses. With the right support, eating can become more flexible, less stressful and far easier to navigate - no matter how long the pattern has been present.
About The Author
Alicia Eaton is a Behaviour Change Psychotherapist based in London's Harley Street for over 20 years, working with families, supporting both adults and children, helping to tackle difficult problems such as anxiety, bedwetting, eating and weight issues. She also offers advice and training to schools, teachers, clinicians and professionals working with children.
Alicia is the author of several best-selling books including ‘Stop Bedwetting in 7 Days’, recommended by NHS hospital clinics and ‘First Aid for your Child’s Mind', now published around the world in seven different languages.
Her latest book ‘Mind How your Kids Eat’ gives psychological insights into how our children learn to eat and what to do about food fussiness, sensory sensitivities, ARFID, junk food cravings and weight issues.
