Weight loss medications such as Mounjaro can play an effective role in weight management when used alongside healthy lifestyle choices. For people researching or already using weight loss drugs, understanding what to eat is essential for both safety and long-term success.
Importantly, making healthy nutrition choices supports your body while your appetite, digestion, and energy levels adjust to treatment. Although weight loss drugs help reduce appetite and overall calories, food quality remains critical. In fact, meals rich in protein, fibre, and essential nutrients can improve how you feel during treatment and help your results last.
As a result, focusing on balanced nutrition is just as important as taking the medication itself.
Mounjaro Diet Advice
Because Mounjaro works by regulating appetite, many people naturally eat smaller meals. However, it is important not to assume that weight loss drugs remove the need for healthy eating. Instead, nutrition should actively support the treatment process.
For example, when someone begins a structured exercise programme, they often follow a meal plan to enhance results. Similarly, people using weight loss drugs should prioritise nutrient-dense foods. Choosing low-quality or highly processed foods—even if they are lower in calories—can undermine progress and increase unwanted side effects.
Why Protein Is Key
Firstly, protein plays a central role in supporting lean muscle mass and metabolic health. When calorie intake is reduced, adequate protein helps preserve muscle and supports stable energy levels.
Additionally, protein increases feelings of fullness, which helps reduce cravings and the likelihood of overeating. Therefore, including a source of protein at every meal is strongly recommended while taking weight loss drugs such as Mounjaro.
Healthy protein sources include:
Chicken, turkey, and lean meats
Fish such as salmon or tuna
Eggs and egg whites
Greek yogurt and cottage cheese
Plant-based options like tofu, lentils, and beans
How fibre supports
Equally important, fibre supports digestive health and helps regulate blood sugar levels. Many people taking Mounjaro experience digestive changes, and fibre can help manage common issues such as constipation.
Moreover, fibre-rich foods help you feel satisfied on fewer calories, making them particularly beneficial when using weight loss drugs.
Healthy, high-fibre foods include:
Vegetables such as broccoli, spinach, and carrots
Fruits including berries, apples, and pears
Whole grains like oats and quinoa
Beans, chickpeas, and lentils
When combined, protein and fibre create meals that are filling, balanced, and easier to tolerate during treatment.
Healthy fats are important too
While fat intake should be moderated, healthy fats still play an important role in overall nutrition. Specifically, they support nutrient absorption and help meals feel more satisfying.
However, because Mounjaro can increase sensitivity to rich or heavy foods, portion control is essential.
Healthy fat sources include:
Olive oil
Avocado
Nuts and seeds
Foods to limit while on Mounjaro
In contrast, some foods provide excess calories with little nutritional value and may worsen digestive discomfort.
It is best to limit:
Fried or greasy foods
Sugary snacks and sweetened drinks
Ultra-processed foods
Large portions of refined carbohydrates
Typically, these foods are low in protein and fibre, high in empty calories, and less supportive of healthy weight management while using weight loss drugs.
Meals to support your weight loss
The following meals are easy to prepare, gentle on digestion, and rich in both protein and fibre:

Grilled Chicken & Vegetable Bowl
Lean chicken (protein) with roasted vegetables (fibre) and olive oil.

Greek Yogurt with Berries
Greek yogurt (protein) topped with berries (fibre) and seeds.

Salmon with Quinoa and Greens
Greek yogurt (protein) topped with berries (fibre) and seeds.

Lentil & Vegetable Soup
Greek yogurt (protein) topped with berries (fibre) and seeds.
Let us support your weight loss journey
At The Chemist Live, we understand that weight loss is personal. While Monjuaro can support appetite control and calorie reduction, long-term success is built on healthy habits including making intentional choices about the foods you eat. Enough protein, plenty of fibre, and nutrient-dense foods are your friends here.
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If you would like further information about how Mounjaro or Wegovy could be beneficial to your weight loss goals this year, call us on 0161 543 6622 or email us on info@thechemistlive.co.uk.
