Can an Anti-Inflammatory diet soothe anxiety and depression?
NCT ID NCT07398040
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether following an anti-inflammatory diet for 4 months can improve symptoms of anxiety and depression in 60 adults. Participants will either follow the special diet or their usual eating habits. The study also uses artificial intelligence to analyze speech and facial expressions to see if they match standard mental health questionnaires.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jan 2026
An estimate. Start dates often move.
- Expected to finish
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Sep 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
\- Inclusion Criteria: Age 18 years or older. Presence of mild, moderate, or severe symptoms of anxiety, depression, or stress, as measured by the DASS-42 questionnaire. Absence of medical contraindications to following a personalized diet. Absence of cognitive impairment. Proficiency in the Spanish language (ability to speak and understand fluently). Availability over a 4-month period to attend scheduled assessments and intervention sessions. Low or moderate adherence to the Mediterranean diet, as assessed by the Mediterranean Diet Adherence Questionnaire (score ≤ 9 out of 14). Residence in the city of Zaragoza for the entire duration of the study. Signed informed consent after receiving detailed information about the study. \- Exclusion Criteria: DASS-42 scores compatible with either extremely severe symptomatology (requiring urgent clinical care) or with normal-range results. Presence of organic pathologies that prevent adherence to the dietary intervention or that significantly interfere with the conduct of the study. Inability to attend the scheduled in-person sessions. Diagnosis or suspicion of a clinically unstable systemic medical disorder, or a physical illness currently causing severe physical and/or mental distress (e.g., an active flare of inflammatory bowel disease). Pregnancy. Current participation in another specific intervention focused on diet or exercise. Diagnosis of severe psychiatric disorders, such as bipolar disorder type I or II, or a personality disorder as the primary clinical diagnosis. Current substance use disorder. Medical diagnosis that could explain or mask potential psychopathology, such as hormonal alterations (e.g., uncontrolled thyroid dysfunction).
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
The full official record for this study. This one lists no contact details, but it is the first place any would appear.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Universidad of Zaragoza
Zaragoza, Zaragoza, 50009, Spain
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