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The goal of this randomized controlled clinical trial is to determine whether a mindfulness-based intervention, in addition to nutritional education, improves healthy and sustainable eating habits in 53 young adults aged 18 to 35 years with low adherence to a sustainable diet.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Mindfulness + Nutritional Education | Experimental | Participants in the experimental group will attend two 1-hour online nutritional education sessions delivered over two consecutive weeks. In addition, they will participate in a structured online mindfulness program consisting of four 2-hour sessions delivered once weekly for four weeks. Dietary habits, anthropometric measures, and psychological variables will be assessed at baseline and upon completion of the intervention. |
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| Nutritional Education | Other | Participants in the control group will attend two 1-hour online nutritional education sessions delivered over two separate weeks. The sessions are based on the EAT-Lancet dietary recommendations for healthy and sustainable eating. Dietary habits, anthropometric measures, and psychological variables will be assessed at baseline and upon completion of the intervention. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Mindfulness-based Intervention | Behavioral | The mindfulness-based intervention consists of a structured online program delivered over four weeks. Participants attend four 2-hour group sessions conducted once weekly. The program includes guided mindfulness practices, experiential exercises, and group discussions aimed at increasing awareness of eating behaviors, emotional triggers, and food-related decision-making. |
| Measure | Description | Time Frame |
|---|---|---|
| Change in adherence to the EAT-Lancet Diet | Change in adherence to a healthy and sustainable dietary pattern, assessed using the EAT-Lancet Index. The index ranges from 0 to 42, with higher scores indicating greater adherence to the EAT-Lancet dietary recommendations. The total score is derived from 14 dietary components, each scored from 0 to 3. Adherence categories are defined as follows: ≤13 (low adherence), 14-16, 17-19, 20-22, and ≥23 (high adherence). | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Measure | Description | Time Frame |
|---|---|---|
| Change in MedQ-Sus score | Change in Sustainable diet adherence assessed using the Mediterranean Diet Quality Index for Sustainability (MedQ-Sus; range: 0-8), with higher scores indicating greater adherence to a sustainable diet. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of Torino | Torino | Torino | 10126 | Italy |
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| Type | Includes Protocol | Includes SAP | Includes ICF | Document Label | Document Date | Document Uploaded Date | Document File Name |
|---|---|---|---|---|---|---|---|
| ICF | No | No | Yes | Informed Consent Form | Jul 7, 2024 | Mar 16, 2026 | ICF_000.pdf |
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| Nutritional Education | Other | The nutritional education intervention consists of two 1-hour online sessions delivered over two separate weeks. The sessions are based on the EAT-Lancet dietary recommendations for healthy and sustainable eating and provide evidence-based guidance on food choices and dietary patterns consistent with environmental sustainability and health promotion |
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| Change in body weight and body mass index (BMI) |
Change in body weight measured in kilograms (kg) and in BMI calculated as weight (kg)/height (m²) |
| Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in Mindfulness | Change in mindfulness (awareness) assessed using the Awareness subscale of the Philadelphia Mindfulness Scale. Scores range from 10 to 50, with higher scores indicating greater awareness of the present momen. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in mindful eating behaviors | Change in mindful eating (awareness) assessed using the awareness subscale of the Mindful Eating Questionnaire. Mean scores range from 1 to 4, with higher scores indicating greater awareness of how food affects sensory experiences and internal states. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in Psychological distress | Change in depression symptoms assessed using the depression subscale of the Depression Anxiety Stress Scales-21 (DASS-21). Scores range from 0 to 42, with higher scores indicating greater symptom severity. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in sleep quality | Change in sleep quality assessed using the Mini Sleep Questionnaire. Total scores range from 10 to 70, with higher scores indicating poorer sleep quality. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in Mindfulness | Change in Mindfulness (acceptance) assessed using the Acceptance subscale of the Philadelphia Mindfulness Scale. Scores range from 10 to 50, with higher scores indicating greater acceptance (non-judgmental attitude toward experience). | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in Mindfulness | Change in mindful eating (recognition) assessed using the recognition subscale of the Mindful Eating Questionnaire. Mean scores range from 1 to 4, with higher scores indicating greater ability to recognize hunger, satiety, and cues that lead to eating beyond physiological needs. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in Psychological distress | Change in anxiety symptoms assessed using the Anxiety subscale of the DASS-21. Scores range from 0 to 42, with higher scores indicating greater symptom severity. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |
| Change in Psychological distress | Change in stress symptoms assessed using the stress subscale of the DASS-21. Scores range from 0 to 42, with higher scores indicating greater symptom severity. | Baseline, 4 weeks and 8 weeks after the end of the nutritional education sessions |