Changes in appetite can feel dramatic for people starting weight-loss medication. Meals may suddenly seem smaller, cravings less intense and fullness quicker to arrive.
But specialists say reduced hunger does not automatically equal balanced nutrition. Food quality becomes even more important when intake drops.
Why diet still matters
GLP-1 medications, which are increasingly used to support weight loss, work by influencing appetite signals in the brain.
According to Zoe Griffiths, registered dietitian and VP of Behavioural Medicine at Numan, this shift means people must think carefully about what they choose to eat.
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She told UNILAD that when appetite is suppressed, every meal needs to deliver nutritional value rather than just fewer calories.
Foods to limit
Griffiths stresses that no food is strictly forbidden, but some options may slow progress if eaten regularly. She points to three categories:
- Ultra-processed foods such as crisps, ready meals and sugary cereals
- Sugary drinks
- Excessive alcohol
These products often provide high calories with limited nutrients and may increase side effects. Alcohol in particular can intensify adverse reactions for some users.
What to prioritise
Instead, nutrient-dense whole foods are encouraged. Lean proteins like eggs, fish, chicken and plant-based sources help protect muscle mass during weight loss.
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Fibre-rich vegetables, fruit and whole grains support digestion, especially as constipation can occur early in treatment.
Healthy fats from nuts, seeds and oily fish also remain essential for heart and hormone health.
Experts advise against extreme restriction, recommending sustainable eating patterns that can be maintained long term.
Sources: Unilad
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