eating without stomach ache

how to live with an intolerance?

Worldwide, the lives of 1 in 10 people are
restricted by complaints due to
intolerances: that doesn’t
have to happen anymore.

solution for food intolerance

We would like to help you

Sometimes it can be quite a journey to find a solution to your intestinal complaints. As experts in the field of intestinal problems and food intolerances we would like to help you with this journey. We want to offer useful guidelines and tips that you can use in your daily life. We also let others tell about their journeys and experiences, which can give you useful insights. Check out our blog for all the tips, inspiration and stories!

living with a lactose intolerance

This video explains what a lactose intolerance is. Lactose intolerance is often incurable and persists throughout your life. Fortunately there is a lot you can do to reduce your symptoms. Supplements containing the lactose enzym can help to digest lactose. This way you can enjoy a lactose containing meal again, without having to worry.

free advice from our dietitians

Do you have questions about our products? Feel free to contact us. One of our dietitians will help you find the supplement that fits your needs best.

intoleran employees
complaint free eating

Karlijn’s story

“Around the age of 20, I was constantly suffering from abdominal discomfort. I went to the doctor and was diagnosed with a lactose intolerance.”

You may know Karlijn from Karlijn’s Kitchen. Before she started her platform, Karlijn was also searching for a long time to find a solution for her intolerances. Read more about Karlijn’s journey and experiences!

complaint free food

read the experiences of our clients


“I don’t need to cook separately for myself anymore. I can eat what my husband and daughter eat”

Read all reviews
solution for food intolerance

recipes for everyone

Even if you have a food intolerance, you can still enjoy the most delicious recipes! Take a look at our recipe page, full of inspiration and the most delicious low-FODMAP recipes!

Visit our recipe page for all of our recipes

do my symptoms fit a food intolerance?

intolerance check
intoleran digestive experts

how does it work?

We supply quality supplements based on digestive enzymes to support food intolerances and IBS. These digestive enzymes help break down certain nutrients in our food and suport our digestive system. Based on scientific research.

our unique range of products

quatrase forte – 36 capsules

IBS intolerances

Enzyme mix to support healthy digestion and prevent occasional gas and bloating.


fibractase forte – 36 capsules

fructan and galactan intolerance

Enzyme that helps with the digestion of carbohydrates found in grains, legumes and cruciferous vegetables.


fructase – 36 capsules

fructose intolerance

Enzyme that helps with the digestion of excess fruit sugar.


starchway – 50 capsules

CSID intolerance

Product expected to be available again mid-october

Enzyme that helps with the digestion of starchy foods and sucrose.


once a day – 30 capsules

lactose intolerance

Probiotics to help digest dairy products. Only one capsule a day.


lactase 20,000 – 50 scored tablets

lactose intolerance

Enzyme that helps with the digestion of dairy products.


lactase drops – 0.47 fl oz (14 ml)

lactose intolerance

The drops make dairy products lactose free. Ideal for cooking or baking.


DAO plus – 50 capsules

Intoleran DAO plus


Helps to digest histamine from food for those with a histamine-intolerance. Extra support of vitamin C and Quercetin.

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