Habits that help
With a GLP-1 medicine, you may feel less hungry and some meals may be harder to manage. Semaglutide and tirzepatide reduce appetite and can cause nausea [3] [5]. The person prescribing your medicine decides which one to use and at what dose. To understand each medicine, see our guide to GLP-1 medicines and nutritional support and our information about semaglutide.
Who is this meal plan for?
This meal plan is only a general example for adults. It is not an individual plan for children, pregnancy, breastfeeding, diabetes treated with insulin or medicines that can lower blood sugar too much, kidney disease, or a current or previous eating disorder. If you have a condition that requires a specific diet (coeliac disease, a diagnosed allergy, heart failure or liver disease), follow the advice for that condition.
These medicines are not recommended during pregnancy, and your doctor will decide whether they are suitable while breastfeeding [3] [5]. If you have a history of an eating disorder, speak to your doctor and a mental health professional first; we explain more in GLP-1 medicines and eating disorders.
You also need individual adjustments if your appetite has dropped considerably or your digestive symptoms do not improve.
The quantities describe a possible shopping list and meals; your calorie and protein targets are worked out in a consultation. We adjust portions, mealtimes and textures with you and the person prescribing your medicine. If a full portion is difficult, the three meals can be divided into four eating occasions [2].
A weekly meal plan with suggested portions
| Day | Breakfast | Lunch | Dinner |
|---|---|---|---|
| Monday | Thick plain yoghurt (150 g), oats (30 g) and half a banana | Cooked lentils (150 g) with rice (40 g uncooked), carrot and olive oil | Hake (100 g), boiled potato (150 g) and tender courgette |
| Tuesday | Wholemeal toast (60 g) with two scrambled eggs and tomato | Chicken (100 g), rice (40 g uncooked) and roasted squash | Vegetable soup with potato (150 g) and a two-egg omelette |
| Wednesday | Thick plain yoghurt (150 g), oats (30 g) and strawberries | Cooked chickpeas (150 g), couscous (40 g uncooked) and cooked spinach | Sardines (100 g), wholemeal bread (50 g) and cooked carrot |
| Thursday | Wholemeal bread (60 g), fresh cheese (80 g) and pear | Turkey (100 g), pasta (40 g uncooked) and courgette | Pumpkin soup with potato (150 g), tuna in spring water (80 g) and bread (40 g) |
| Friday | Thick plain yoghurt (150 g), oats (30 g) and stewed apple | Cooked chickpeas (150 g) with potato (150 g), spinach and a boiled egg | Salmon (100 g), rice (40 g uncooked) and green beans |
| Saturday | Wholemeal toast (60 g) with two eggs and ripe fruit | Chicken (100 g), couscous (40 g uncooked) and cooked carrot | Warm lentil salad (150 g), potato (150 g) and vegetables |
| Sunday | Thick plain yoghurt (150 g), oats (30 g) and banana | Hake (100 g), potato (150 g) and roasted pumpkin | A two-egg omelette, wholemeal bread (50 g) and courgette soup |
Weights are guidelines per person. Weigh rice, pasta and couscous uncooked; weigh pulses after draining. If this is a one-pot meal, use one to one and a half tablespoons of extra virgin olive oil per portion. If you cannot finish your meal, adjust the amount with your health professional.
Shopping list for one person
Approximate quantities for the meal plan. Adjust pack sizes to what you already have at home.
Fruit and vegetables
- 2 bananas, 1 pear, 1 apple, 1 small punnet of strawberries and 2 more ripe pieces of fruit
- 3 courgettes, 700 g pumpkin and 500 g carrots
- 1 kg potatoes
- 300 g spinach, 300 g green beans and 2 tomatoes
Fish, meat and eggs
- 200 g hake, 100 g salmon and 1 small tin of sardines
- 1 medium tin of tuna in spring water (80 g drained)
- 200 g chicken and 100 g turkey
- 10 eggs
Dairy and store cupboard
- 4 thick plain yoghurts, 150 g each, and 80 g fresh cheese
- 1 large jar of lentils and 2 jars of cooked chickpeas
- 500 g wholemeal bread and 120 g oats
- 120 g rice, 40 g pasta and 80 g couscous, uncooked
- Extra virgin olive oil
How can I spread protein across the day if I cannot manage a whole meal?
The meal plan includes sources of protein at breakfast, lunch and dinner. A joint recommendation from nutrition and obesity societies prioritises adequate protein and strength training during treatment [1]. Your daily amount is calculated according to your circumstances; body weight alone can give a misleading figure.
If you need a fourth eating occasion, move part of one meal to it. You could set aside half a sandwich with egg, a yoghurt with oats or a portion of chickpeas. This spreads out the food already planned without making you eat when you are no longer hungry. Find out more about protein and muscle with GLP-1 medicines.
A high-protein yoghurt can make a small eating occasion easier. Check its protein content on the label and have it as part of breakfast or as an extra eating occasion.
What should I do on days when I feel nauseous?
Nausea and vomiting are common side effects of semaglutide and tirzepatide [3] [5]. The consensus on nutritional support suggests small portions, eating slowly and adapting foods that you tolerate less well [2]. On those days, choose rice, potato or the warm soup in the meal plan. Add egg, white fish or yoghurt if these are easier for you than grilled meat.

Cooked vegetables may be easier to manage than a raw salad. Add the oil at the end and use a small amount if a fatty dish makes you feel queasy. If vomiting or diarrhoea makes it impossible to drink, read what to do about nausea with a GLP-1 medicine and when to seek advice. Any medicine adjustment is for the person who prescribed it.
Does eating less mean eating less well?
When your appetite is lower, make each eating occasion count by choosing foods that offer more than just volume.
Nutrient density comes from combining protein, grains or potatoes, fruit, vegetables and fats from everyday foods. Pulses provide protein and fibre; fish, eggs and dairy add variety. Your eating plan should suit what you can tolerate. A week of nausea is not something to make up for with a rigid list of foods.
If your food intake has dropped considerably, your vitamin D status may need individual assessment. The European reference intake for adults is 15 µg per day (600 IU) [4]; any supplement should be decided on after a blood test.
What mistakes do we see in consultations?
The first is leaving meals to chance when hunger gives you little warning. A short list on the fridge helps ensure there are options when you get home. The second is feeling pressured to finish your usual portion even when it no longer feels right. We can divide it up and check whether your total intake for the day is still sufficient.
The third is relying on high-protein yoghurts. They can sort out one particular eating occasion, but they do not provide variety, fibre or meals you can maintain afterwards. If you are concerned about what will happen when you stop the medicine, read what happens to your weight when you stop Ozempic or Wegovy.
Do Ozempic and Mounjaro require different meal plans?
The meal plan is tailored to the person, not the brand. Ozempic contains semaglutide [3] and Mounjaro contains tirzepatide [5]. Decisions about their indications and prescribing are for your doctor. For information about each medicine, see our guides to Ozempic and Mounjaro. The choice and amount of food depend on what you can tolerate, your needs and any other health conditions.
If your appetite drops considerably, the next step is to adjust your meals with you before small portions become insufficient. We review protein, fibre, strength and digestive symptoms, in coordination with the person who prescribes your medicine. For personalised support, find out about our GLP-1 nutrition support in Barcelona and online.
Changes that help
If you cannot face fish
Instead of Monday’s hake, have an omelette with potato and courgette, which keeps a source of protein in a soft-textured meal.
If you would prefer a plant-based option
Instead of Tuesday’s chicken, have tofu (contains soya) with rice and squash, which provides a source of protein without changing the accompaniments.
If milk does not agree with you
Instead of Wednesday’s yoghurt, have lactose-free yoghurt or a high-protein soya yoghurt (soya is an allergen), which keeps this as a small meal.
Your first step this week
Prepare a soft-textured base
Cook potatoes and courgette for two portions. Keep them ready to serve with egg or fish when your appetite is low.

Your first 16 weeks on a GLP-1
- What to eat at each dose increase
- 7-day menu with five small meals
- How to protect your muscle and what to do about side effects
Where should we send it?
Free PDF, in your inbox in a moment.
Data controller: Alimmenta Tu Vida, S.L. Purpose: to send you the guide and, only if you tick the second box, tips by email on the topic. You can withdraw your consent and exercise your rights at [email protected]. Legal basis, recipients and retention periods are in our privacy policy.
When to see a doctor
This meal plan is a general suggestion only; it does not replace a consultation or medical treatment.
Our scope. When you are taking a GLP-1 medicine, we support your nutrition during and after treatment: eating enough protein, preserving muscle and doing strength training. We want you to have habits that help maintain your weight by the time you stop. We do not prescribe the medicine, adjust its dose or replace the person who prescribed it. If the medicine is causing problems, speak to your doctor.
If you notice this warning sign while following the meal plan, do not wait to change your food:
- If you take one of these medicines and have severe, persistent abdominal pain that spreads to your back, with vomiting, seek urgent medical attention and consult your treatment guide [3].
Go to A&E today or call 112: this could be pancreatitis (inflammation of the pancreas).
The full list of warning signs that call for medical advice is in the guide to GLP-1 medicines and nutritional support.
Alimmenta's GLP-1 programme
Make sure what you lose is fat, and that it lasts when you stop
We support you from the first dose until a year after you stop: protein, digestive symptoms, strength, body composition and an exit plan.
- Assessmentbefore you start
- Dose escalationweeks 0-16
- Active weight lossmonths 4-12
- Plateau and maintenancefrom month 12
- Landingup to a year after stopping
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First visit · 45 min, in clinic or online
First visit €65
Recommended for a long treatment
10-visit pack · €550
€55 per visit. How long each phase lasts depends on you.
We don't prescribe or change your dose: your doctor does that. We work alongside them.
Keep reading

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Constipation with Ozempic, Mounjaro or Wegovy: what can help through diet
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Recipes for this goal
Sources
- [1] Mozaffarian D, Agarwal M, Aggarwal M, et al. Nutritional priorities to support GLP-1 therapy for obesity: a joint Advisory from the American College of Lifestyle Medicine, the American Society for Nutrition, the Obesity Medicine Association, and The Obesity Society. American Journal of Clinical Nutrition. 2025;122(1):344-67. doi:10.1016/j.ajcnut.2025.04.023.
- [2] Sievenpiper JL, Ard J, Blüher M, et al. Nutritional and lifestyle supportive care recommendations for management of obesity with GLP-1-based therapies: an expert consensus statement using a modified Delphi approach. Obesity Pillars. 2026;17:100228. doi:10.1016/j.obpill.2025.100228.
- [3] European Medicines Agency. Ozempic (semaglutide): summary of product characteristics or product information. EMA. Accessed 26/09/2026. ema.europa.eu.
- [4] EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA). Dietary reference values for vitamin D. EFSA Journal. 2016;14(10):e04547. doi:10.2903/j.efsa.2016.4547.
- [5] European Medicines Agency. Mounjaro (tirzepatide): summary of product characteristics or product information. EMA. Accessed 26/09/2026. ema.europa.eu.
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