Intolerances & allergies


Intolerance to Tomatoes: Symptoms, Causes, and What a Test Can Tell You
Jul 31, 2026
Tomatoes turn up in so many everyday meals from pasta sauces, soups, sandwiches, to salads and dips - that it's easy to miss them as a possible trigger if you're experiencing bloating, getting headaches, or noticing skin flare-ups after eating. 
Real Reviews, Real Results: What Our Customers Are Saying About Check My Body Health
Jul 31, 2026
With thousands of five-star ratings on Trustpilot, we don't need to tell you how amazing our products and customer service are — our customers do it better. Every review left is genuine, unedited, and written by someone who sent off their test samples, opened their results, and decided to share their experience.
Christmas Bloating? The Hidden Food Intolerance Triggers Behind Your Favourite Festive Foods
Dec 04, 2025
The festive season is all about cosy gatherings, rich food and a little indulgence. But for many people, the weeks leading up to Christmas can also mean unexpected bloating, fatigue, headaches or skin flare ups. By the time Christmas Day itself arrives, it's common to feel exhausted, out of balance and unsure which festive foods have contributed to the discomfort. Hidden intolerances may be playing a bigger role than you realise.
Can food intolerances cause mood swings or brain fog?
Nov 25, 2025
As the days shorten and darkness creeps in, many of us brush off mental fog, mood swings or scattered focus as the winter slump. But what if the culprit lies under the surface? Hidden food intolerances can trigger inflammation through your gut—disrupting the vital communication line between gut and brain, and showing up as irritability, brain fog or low motivation. It’s time to look beyond tiredness and stress and explore what your body might be telling you.
Why do food intolerances and sensitivities develop? A doctor explains
Oct 07, 2025
Food intolerances and sensitivities can appear suddenly — even after years of eating the same foods without issue. From genetics and gut health to stress and ageing, there are many factors that can influence how your body reacts. Understanding these root causes can help you identify triggers, support your digestion, and feel more in control of your wellbeing.
Do I have a food intolerance? 10 common signs to look out for
Jul 23, 2025
Feeling bloated, tired, or foggy after meals? You might be dealing with a food intolerance. In this post, we break down 10 common symptoms to help you stop guessing and start feeling better. PLUS how to get answers with a simple at-home test!
Is your bloating caused by a food intolerance?
Jul 23, 2025
Feeling constantly bloated? It might be more than just overeating. Discover how food intolerances could be behind your symptoms and what you can do to fix it naturally.
Beer Allergy: Symptoms, Causes & Testing
Jul 23, 2024
Beer allergies are a real thing, but they're not as common as you might think. If you experience negative reactions after drinking beer, it's more likely a sensitivity or intolerance to certain ingredients like barley, yeast, or hops.