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Exercise
5 min read

Losing belly fat: what works and what doesn’t?

Written by
Goodweigh Team
Reviewed by
Updated at
04 May 2026
https://www.goodweigh.nl/blog/how-to-lose-belly-fat

Getting rid of belly fat: what works and what doesn’t?

Belly fat is a source of frustration for many, but it’s about more than just appearance. The fat that accumulates around the organs – known as visceral fat – has been shown to increase the risk of cardiovascular disease, type 2 diabetes and other chronic conditions. In this article, you can read about what belly fat actually is, why it is so difficult to get rid of, and which methods actually work. From diet and exercise to medical help: you’ll get an honest and scientifically backed overview.

What is the difference between abdominal fat and regular fat?

Not all body fat is the same. Subcutaneous fat sits directly under the skin and is visible when you pinch the skin. Whilst it is visible, it is relatively less harmful to health. Visceral fat sits deeper in the abdominal cavity, around organs such as the liver, pancreas and intestines. This type of fat is metabolically active: it produces inflammatory substances and hormones that promote insulin resistance and increase the risk of chronic diseases. Waist circumference is a reliable indicator of the amount of visceral fat. In men, a waist circumference over 94 cm is considered to pose an increased risk; in women, over 80 cm.

Why is abdominal fat so difficult to get rid of?

Visceral fat reacts strongly to two hormones found in abundance in modern life: cortisol and insulin. Research shows that chronic stress, via persistently elevated cortisol levels, directly stimulates fat storage in the abdominal area and contributes to metabolic syndrome. Clinical studies show that sleep deprivation disrupts the hunger hormones ghrelin and leptin, leading to increased appetite and weight gain. Insulin resistance, where cells respond less effectively to insulin, also leads to increased fat storage around the organs. Genetics also play a role: some people naturally store more fat in the abdominal area than others. This makes abdominal fat a problem that goes beyond willpower or discipline.

Can you burn abdominal fat in a targeted way?

Research in which participants exercised one side of the body intensively confirms that localised fat burning does not exist: localised fat reduction did not occur, not even with targeted exercise. The body decides for itself where the fat is burned. What is true, however, is that visceral fat responds more quickly to weight loss than subcutaneous fat: a systematic review shows that, in percentage terms, visceral fat decreases more during a calorie deficit than the fat directly under the skin. This means that health benefits may be measurable before the visual results are fully apparent on the scales.

What diet helps reduce belly fat?

Diet has a direct impact on visceral fat, particularly via insulin. Highly processed foods, added sugar and refined carbohydrates cause rapid insulin spikes that promote fat storage. Limiting these foods reduces insulin resistance and inhibits fat storage in the abdomen. A diet rich in fibre, protein and healthy fats promotes a feeling of fullness and stabilises blood sugar levels. Alcohol deserves special attention: a population study shows that alcohol consumption is significantly associated with increased fat storage, both visceral and subcutaneous, regardless of total calorie intake. You don’t need to change your diet radically, but consistently choosing unprocessed foods makes a structural difference.

Which exercise is most effective against belly fat?

Exercise is one of the most effective tools against visceral fat, but the type and intensity matter. Research into which sport is most effective for reducing visceral fat shows that a combination of aerobic exercise and strength training yields the greatest reduction. Aerobic exercise such as running, cycling or HIIT increases calorie expenditure directly. Strength training improves insulin sensitivity in the long term and increases resting metabolism, as muscle mass burns more energy than fat tissue. Even a meta-analysis of the most effective exercise for visceral fat confirms that combined forms of exercise are significantly more effective than cardio or strength training alone. Walking is an easily accessible complement. Incorporating walking into your weight loss strategy does not need to be intense to yield results.

Do weight loss medications help reduce belly fat?

Yes, and the scientific evidence is strong. GLP-1 medications act on several mechanisms simultaneously: they suppress appetite via the hypothalamic centres, delay gastric emptying and improve insulin sensitivity. New research shows that GLP-1 receptor agonists positively alter body composition, with a specific reduction in visceral fat. Research into how semaglutide reduces visceral fat shows that semaglutide also inhibits inflammatory processes in adipose tissue. For tirzepatide, the active ingredient in Mounjaro, research on tirzepatide and the reduction of abdominal fat shows a significant reduction in central adiposity, even in patients with heart failure.

Would you like to know more about how these medicines work? Then read how Ozempic helps with weight loss or see Ozempic or Mounjaro: which is right for you? for a comparison. Side effects of semaglutide include nausea, diarrhoea and vomiting, particularly at the start. Tirzepatide has a similar profile. Neither is suitable for those with a history of pancreatitis or type 1 diabetes. Always consult a doctor before starting weight-loss medication.

How long does it take to lose belly fat?

The timeframe depends on your starting weight, lifestyle and the intensity of your efforts. With a consistent combination of diet, exercise and possibly medication, the first results are often visible after 8 to 12 weeks. A structural reduction in visceral fat usually takes 6 to 12 months. It is not a sprint. Long-term changes to dietary habits, stress levels and activity levels have a greater effect than short-term diets. Anyone who also combines what to eat whilst on GLP-1 medication with medical support significantly increases the chance of lasting results.

Tackling belly fat requires a holistic approach at Goodweigh

Visceral fat does not disappear through a single, simple procedure. It requires a strategy that combines diet, exercise, stress management and, where necessary, medical guidance. Goodweigh offers just that: an online consultation with a doctor, personalised guidance and, where appropriate, proven weight loss medications delivered discreetly to your home. The treatment is individually tailored, not generic. If you’re ready to tackle belly fat seriously, the first step is an initial consultation. Start today.

References

  • Paredes, S., & Ribeiro, L. (2014). Cortisol: the villain in metabolic syndrome? Revista da Associação Médica Brasileira, 60(1), 84–92. https://pubmed.ncbi.nlm.nih.gov/24918858/
  • Spiegel, K., Tasali, E., Penev, P., & Van Cauter, E. (2004). Brief communication: Sleep curtailment in healthy young men is associated with decreased leptin levels, elevated ghrelin levels, and increased hunger and appetite. Annals of Internal Medicine, 141(11), 846–850. https://pubmed.ncbi.nlm.nih.gov/15583226/
  • Kostek, M.A., et al. (2007). Subcutaneous fat alterations resulting from an upper-body resistance training program. Medicine & Science in Sports & Exercise, 39(7), 1177–1185. https://pubmed.ncbi.nlm.nih.gov/17596787/
  • Chaston, T.B., & Dixon, J.B. (2008). Factors associated with percent change in visceral versus subcutaneous abdominal fat during weight loss: findings from a systematic review. International Journal of Obesity, 32(4), 619–628. https://pubmed.ncbi.nlm.nih.gov/18180786/
  • Sumi, M., et al. (2019). Association of Alcohol Consumption With Fat Deposition in a Community-Based Sample. Journal of Epidemiology, 29(11), 400–406. https://pubmed.ncbi.nlm.nih.gov/29848904/
  • Bhandarkar, A., et al. (2025). Effect of GLP-1 receptor agonists on body composition. Current Opinion in Endocrinology, Diabetes and Obesity, 32(3). https://pubmed.ncbi.nlm.nih.gov/41076575/
  • Martins, F.F., et al. (2022). Semaglutide stimulates browning on subcutaneous fat adipocytes and mitigates inflammation in visceral fat. Cell Biochemistry and Function, 40(8), 884-895. https://pubmed.ncbi.nlm.nih.gov/36169111/
  • Borlaug, B.A., et al. (2025). Impact of Body Mass Index, Central Adiposity, and Weight Loss on Benefits of Tirzepatide in HFpEF. Journal of the American College of Cardiology, 85(22). https://pubmed.ncbi.nlm.nih.gov/40701669/
  • Chang, Y.H., et al. (2021). Effect of exercise intervention dosage on reducing visceral adipose tissue: a systematic review and network meta-analysis. International Journal of Obesity, 45(5), 982-995. https://pubmed.ncbi.nlm.nih.gov/33558643/
  • Khalafi, M., et al. (2025). Comparative Efficacy of Exercise Type on Visceral Adipose Tissue in Patients With Prediabetes and Type 2 Diabetes Mellitus: A Systematic Review With Pairwise and Network Meta-Analyses. Obesity Reviews. https://pubmed.ncbi.nlm.nih.gov/41062106/

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