Why do I get a headache after I eat?

In this short article, we will provide an answer to the question “Why do I get a headache after I eat?” and the information on managing food induces headaches.

Why do I get a headache after I eat?

Headaches that occur after eating can range from mildly bothersome to severely debilitating, and their causes can be diverse.

People who consume a large number of foods high in sugar or carbohydrates are more likely to suffer from excruciatingly severe headaches after meals. In some people, headaches are more likely to occur directly after they have finished eating.

Your headaches may be caused by several different things. Some of the more frequent examples include the following:

Postprandial hypoglycemia

One of the symptoms of this illness is reactive hypoglycemia, which manifests itself in the form of a headache four hours after a meal. A reduction in blood sugar levels is what leads to this condition.

A sensitivity to several types of food

Although it is not always the case, sneezing and runny noses are common symptoms associated with allergic rhinitis. However, this is not the case in most circumstances. Headaches are one of the many different symptoms that can be brought on by food allergies.

It is advised to steer clear of the item or substance in issue if you want to rule out the possibility of an unrecognized food allergy.

Intolerance of certain foods

In contrast to the symptoms of food allergies, the symptoms of food intolerance nearly invariably entail some sort of digestive issue. The only potential drawback is that after consumption, they could occasionally cause you to have headaches.

TMJ conditions

The lower jaw, known as the mandible, is connected to the front of the skull, known as the temporal bone, via a joint known as the temporomandibular joint (TMJ). When you open and close your mouth, you can hear a popping or clicking sound, or you might suffer jaw stiffness on one side. Both of these symptoms are rather common. Chewing can be painful for you since the damaged joint is placed close to your head, and this proximity can also cause you to experience headaches.

A numbing effect

This form of headache has also been referred to as a “brain freeze headache” and an “ice cream headache.” Both of these labels are utilized. This reaction is brought on by the consumption of anything that is ice cold or frozen.

Scientists claim that the freezing temperature causes a shift in the blood vessels that are located near certain nerves. This particular kind of headache, the duration of which ranges anywhere from a few seconds to a few minutes, cannot be treated medically in any way.

Is there a way to treat and get rid of headaches that are brought on by food?

Follow the given two ideas to get rid of headaches after eating:

Always remember to drink plenty of water.

Throughout the day, pay attention to your level of thirst to determine whether or not you are drinking enough water. Maintaining proper hydration is one of the most critical aspects of headache prevention. If you don’t drink enough water, especially when the weather is hot, you could end up dehydrated, which would make the pain of a headache even worse.

Because it does not have any added sugar, drinking water rather than sugary beverages such as juice, flavored coffee, sweet tea, and other sugary concoctions is a better choice for your health. Steer clear of meals and drinks that include artificial sweeteners, as these substances may make headaches worse for certain individuals.

An elimination diet is a wonderful place to start when looking for a solution.

It is essential to eat in a way that is both healthful and well-balanced. On the other hand, if following a healthy diet does not help you feel better after meals, you should speak with your doctor about the possibility of following a diet that excludes certain foods.

An elimination diet can be compared to a scientific experiment in the sense that it requires you to try out new foods regularly to see the effects those foods have on your body. Discovering whether or not you have any food allergies, sensitivities, or intolerances can be accomplished through this method.

You could, for instance, try abstaining from dairy products for a set amount of time to determine whether or not your symptoms improve. If you don’t get any headaches throughout this period, you haven’t been sensitive to any foods.

You have the option of reintroducing dairy into your diet if your symptoms do not go away, but you should eliminate any other potential triggers from your diet in the meantime. This method can be carried out multiple times until a food that sets off the reaction is identified. Always get the advice and supervision of a qualified medical professional or dietitian before beginning an elimination diet.


In this short article, we provided an answer to the question “Why do I get a headache after I eat?” and the information on managing food induces headaches.






Hi, I am Charlotte, I love cooking and in my previous life, I was a chef. I bring some of my experience to the recipes on this hub and answer your food questions.