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Endometriosis and diet: are there any foods to eat or avoid?
Written byEmily Coates
Reviewed byOlivia Rosenvinge
Wondering what's the best diet to support health if you have endometriosis? Here's what the latest science says about Mediterranean-style eating, balanced diets and common food myths
Summary
1Can diet affect endometriosis symptoms?
Diet can't treat endometriosis, but a balanced eating pattern may help support symptom management alongside medical care.
2Can diet support endometriosis?
There's no single best diet for endometriosis, but Mediterranean-style eating shows the most promising research so far.
3Understanding food choices
Focus on fibre, omega-3s and colourful plants, while limiting or avoiding highly processed foods if they worsen your symptoms.
Can what you eat really make a difference if you're living with endometriosis? While there's no single eating plan that's been proven to treat or cure the condition, some dietary patterns may help support symptom management alongside medical care and researchers are continuing to explore what that looks like.1,2
"Everyone wants to know if there's a 'best' diet for endometriosis," says Olivia Rosenvinge, Registered Nutritionist at H&B. "The truth is, there isn't. Instead of cutting out lots of foods, I'd focus on building meals around plenty of plants, fibre and healthy fats. That's a much more realistic and sustainable approach."
So, what does the research actually say? From Mediterranean-style eating and omega-3-rich foods to the ongoing debate around dairy, here's what we know so far about the link between endometriosis and what's on your plate.
Can diet affect endometriosis symptoms?
Diet can't treat or cure endometriosis, but it may play a supportive role in managing symptoms as part of your overall care plan. “Food is just one piece of the puzzle,” begins Olivia. "Medication, surgery, movement, sleep and stress management may all play a role depending on the individual. Nutrition works best as part of a wider management approach, not instead of it."
Endometriosis is an oestrogen-dependent condition associated with chronic inflammation and increased oxidative stress. Researchers believe these processes contribute to symptoms, which is why they're exploring whether nutrition might influence how some people experience the condition.1
Current evidence suggests that overall dietary patterns may be more important than individual foods. Rather than searching for a miracle ingredient, studies have focused on eating patterns that naturally include plenty of vegetables, fruit, fibre and healthy fats.1,2
What’s the best diet for endometriosis?
The short answer? There isn't one. Despite what social media might suggest, there's currently no single best diet for endometriosis that's recommended for everyone. However, one eating pattern has consistently attracted researchers' attention: the Mediterranean diet.
Rich in vegetables, fruit, legumes, wholegrains, olive oil, nuts and oily fish, it's naturally high in fibre, antioxidants and unsaturated fats. Researchers are interested in this eating pattern because of its nutrient profile, including fibre, antioxidants and unsaturated fats, and are investigating whether this may influence biological processes associated with endometriosis. However, the evidence is still emerging, meaning more high-quality research is needed.2
Rather than aiming for perfection, Olivia recommends focusing on consistency. "A Mediterranean-style eating pattern isn't about following strict rules," she says. "It's about gradually eating more whole foods, more plants and more healthy fats in a way that works for your lifestyle. Small changes that you can stick with are usually much more helpful than trying to completely overhaul your diet overnight."
Foods that may support a balanced diet when living with endometriosis
Rather than focusing on individual ‘superfoods’, current research has largely focused on overall eating patterns rich in nutrient-dense foods.
Colourful fruit and vegetables provide antioxidants, vitamins and minerals that support overall health. Since oxidative stress is thought to play a role in endometriosis, researchers are particularly interested in antioxidant-rich foods such as berries, leafy greens, tomatoes, peppers and citrus fruits.3
"Instead of thinking about one 'magic' fruit or vegetable, try adding as many different colours to your plate as you can across the week," says Olivia. "Variety is one of the easiest ways to naturally increase the range of nutrients in your diet."
Omega-3 fats, found in oily fish, walnuts, chia seeds and flaxseeds, are an important part of a balanced diet.³ Researchers are investigating whether omega-3 fats may play a role in biological processes associated with endometriosis, although current evidence remains limited.3 While some studies suggest increasing omega-3 intake may help support symptom management, the overall evidence is still low to moderate quality, so more research is needed before firm conclusions can be drawn.3
Fibre is one nutrient that deserves more attention. “Many of us could benefit from eating more fibre, whether we have endometriosis or not," says Olivia. "The NHS recommends adults aim for around 30g of fibre a day,4 but many people fall short. Simple swaps like choosing wholegrain bread, adding beans to meals or snacking on fruit can all help increase your intake.”
Wholegrains, beans, lentils, chickpeas, fruit and vegetables are naturally rich in fibre. Researchers are investigating the relationship between dietary fibre, gut health and hormone metabolism, although more research is needed to understand any effect on endometriosis.
Olive oil, avocados, nuts and seeds are all staples of Mediterranean-style eating. Swapping some saturated fats for unsaturated fats is one simple way to build a more plant-rich eating pattern. As Olivia explains, "It's often the overall balance of your diet that matters most. Small swaps, like adding nuts to breakfast or using olive oil in cooking, can be much easier to stick with than making dramatic changes overnight."
Are there foods to avoid with endometriosis?
When you're living with endometriosis, it's tempting to start questioning everything in your weekly shop. But while some foods have been linked with symptoms, the evidence doesn't support avoiding multiple food groups just because you have the condition.1,5
Some observational studies have reported associations between higher intakes of red meat, trans fats and highly processed foods and endometriosis outcomes.1 However, these studies cannot establish cause and effect, and many other lifestyle factors may also play a role. Some people also find that alcohol, caffeine or certain foods seem to trigger their symptoms, while others notice no difference at all.
"Rather than focusing on long lists of foods to eliminate, I'd encourage people to pay attention to their own patterns," says Olivia. "If a particular food consistently seems to make your symptoms worse, it may be worth discussing with a healthcare professional before making long-term dietary changes."
Rather than focusing on what you can't eat, try thinking about what you can add to your plate. Building meals around plenty of vegetables, wholegrains, beans, healthy fats and omega-3-rich foods is likely to be a more sustainable approach than following a restrictive diet.
Endometriosis and dairy: what does the research say?
Dairy is one of the most debated foods when it comes to endometriosis, but current evidence doesn't support cutting it out routinely.5 Some people report feeling better after reducing dairy, particularly if they also have lactose intolerance or another digestive condition. However, there's currently insufficient evidence to recommend that everyone with endometriosis avoids dairy.5
"Unless you have a diagnosed allergy or intolerance, there's no strong evidence that everyone with endometriosis should avoid dairy," says Olivia. "If you're considering removing major food groups, it's always worth speaking to a healthcare professional first to make sure your diet still provides important nutrients like calcium and iodine."
Endometriosis and diet FAQs
Diet may play a supportive role as part of an overall approach to managing endometriosis, but it isn't a treatment or cure. Current research suggests that eating patterns rich in vegetables, fibre and healthy fats show the most promise, although more research is needed.
Not necessarily. There's currently no strong evidence that everyone with endometriosis should avoid dairy, although some individuals may find it affects their symptoms.
Unless you have coeliac disease, non-coeliac gluten sensitivity or have been advised otherwise by a healthcare professional, current evidence doesn't support routinely avoiding gluten for endometriosis alone.4
The final say
When it comes to endometriosis and diet, there's no one-size-fits-all answer. Current research suggests that Mediterranean-style eating patterns rich in fibre, fruit, vegetables and unsaturated fats may support overall health and may form part of an overall approach to managing symptoms alongside appropriate medical care. However, no food or dietary pattern has been proven to treat or cure endometriosis.12
As Olivia concludes, "It's easy to get caught up in searching for the 'perfect' endometriosis diet, but I'd encourage people to take a step back. Focus on building a varied, balanced way of eating that you can enjoy long term. Combined with the right medical care, that's likely to be far more beneficial than chasing restrictive diets or quick fixes."
If you're looking for simple ways to put this advice into practice, our guide to building a high-fibre breakfast cereal bowl is a great place to start. Or if you're interested in nutritional support alongside a balanced diet, explore our round-up of the top vitamin B supplements and what each one does.
Disclaimer – This article provides informational advice and is not a substitute for medical care. Working with experts for accuracy, we take great care to ensure the information is up-to-date and relevant. However, you should always consult your GP or healthcare professional before using supplements or alternative products, particularly if you have medical conditions or are under supervision.
1. Helbig M, Vesper AS, Beyer I, Fehm T. Does nutrition affect endometriosis? Geburtshilfe Frauenheilkd. 2021;81(2):191-199. Available from: https://pmc.ncbi.nlm.nih.gov/articles/PMC7870287/
2. Neri LCL, Quintiero F, Fiorini S, Guglielmetti M, Ferraro OE, Tagliabue A, et al. Diet and endometriosis: an umbrella review. Foods. 2025;14(12):2087. Available from: https://www.mdpi.com/2304-8158/14/12/2087
3. Hanson S, Abbaspour Z, Bahlburg H, et al. Nutritional interventions for reducing endometriosis symptoms: a systematic review. Reprod Biomed Online. 2020;41(2):317-332. Available from: https://pubmed.ncbi.nlm.nih.gov/32600946/
4. NHS. How to get more fibre into your diet [Internet]. London: NHS; [cited 2026 Jul 24]. Available from: https://www.nhs.uk/live-well/eat-well/digestive-health/how-to-get-more-fibre-into-your-diet/
5. Leonardi M, Horne AW. A review of dietary interventions and their potential role in the management of endometriosis. Nutrients. 2021. Available from: https://pubmed.ncbi.nlm.nih.gov/33761124/
