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Has anyone done a York intolerance test and seen results from cutting out the foods for 12 weeks?

8 replies

Lentilcakes · 15/06/2026 13:04

I’ve just had my follow-on consultation after doing my York test. A friend had one done and as I have a lot of digestive issues (have been fully investigated yet symptoms remain even with lifestyle changes and meds) I thought I’d give it a go as they had an offer.
I already eat a fairly limited diet due to the symptoms and if stuck to these 3-month recommendations I will really struggle. One intolerance is yeast which doesn’t just mean ‘actual’ yeast but things like mushrooms and peanuts. She said I could have them maybe 1-2 x a week.
If I knew this would help I’d do it as far as I could for 3 months, but do I want to put myself through it? I’ve got a wedding to attend next month, and other social commitments too.
I know it’s not recognised by the NHS but so are a lot of things!

OP posts:
Scampuss · 15/06/2026 15:04

York intolerance tests are snake oil, they cannot identify intolerances:

Lentilcakes · 15/06/2026 16:58

Scampuss · 15/06/2026 15:04

York intolerance tests are snake oil, they cannot identify intolerances:

Thanks. I watched the video so why do they exist if they’re BS? There must be some scientific basis for the testing.

OP posts:
Arlanymor · 15/06/2026 17:02

They measure IgG antibodies, which only relate to what you have eaten recently. Not true intolerances or allergies. The NHS recognises IgE/RAST antibodies. It's superior science. As @Scampuss says, York is well-known for being a con.

MagnesiumBathSalts · 15/06/2026 17:04

Arlanymor · 15/06/2026 17:02

They measure IgG antibodies, which only relate to what you have eaten recently. Not true intolerances or allergies. The NHS recognises IgE/RAST antibodies. It's superior science. As @Scampuss says, York is well-known for being a con.

This. Don’t waste your time with the YT

Changingplace · 15/06/2026 17:05

Lentilcakes · 15/06/2026 16:58

Thanks. I watched the video so why do they exist if they’re BS? There must be some scientific basis for the testing.

They exist because people will pay for them :)

I’ve got a lactose intolerance, the way I was diagnosed was through an exclusion diet and detailed food diet, so I could pin point what was setting me off, it’s a much better way, have you tried something like this?

Scampuss · 15/06/2026 21:47

Lentilcakes · 15/06/2026 16:58

Thanks. I watched the video so why do they exist if they’re BS? There must be some scientific basis for the testing.

The video makes clear that they're based on junk science. They are of no value at all. I assume they're allowed to be sold as they don't directly harm (though can via people dramatically and unnecessarily restricting their diets) and because they have disclaimers in the small print.

If you think something is upsetting your stomach (and you've already excluded coeliac disease) then the best thing is to do an exclusion diet.

Lentilcakes · 15/06/2026 22:16

Thanks everyone! I’m glad I don’t have to cut out even more food (more than I already do to control reflux).
i have sort of done an exclusion diet in terms of bowel issues. I def react to too much fibre - red cabbage did me in last week - I can have it cooked in a stir fry but not raw in coleslaw. Then I barely ate veg for two days and was ok. Now slowly adding veg back.

OP posts:
Changingplace · 15/06/2026 22:19

Lentilcakes · 15/06/2026 22:16

Thanks everyone! I’m glad I don’t have to cut out even more food (more than I already do to control reflux).
i have sort of done an exclusion diet in terms of bowel issues. I def react to too much fibre - red cabbage did me in last week - I can have it cooked in a stir fry but not raw in coleslaw. Then I barely ate veg for two days and was ok. Now slowly adding veg back.

If you find you’re reacting to fibre look up Diverticulitis - my dad has just been diagnosed with it and it’s to do with how your body absorbs fibre.

It was quite hard to diagnose because there’s no one test that decides it but it’d be worth reading up on just in case.

He now has to follow a kind of rolling diet depending on how he’s feeling going from very fibre up to high fibre.

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