You have this red blotch on the surface of your tongue was is it caused by?

A red blotch on the surface of your tongue can have several causes. These include:

Geographic Tongue: This is a harmless condition that causes red and smooth areas on the tongue to develop temporarily. It is not related to any health issues and usually does not require treatment.

Inflammation: Inflammation due to trauma or irritation, like biting your tongue, can also cause red areas to appear.

Fungal Infection (Oral Thrush): A common fungal infection that can cause white or red areas to develop on the tongue. It often occurs in people with a weakened immune system.

Vitamin Deficiency: A deficiency of certain vitamins, such as vitamin B12 or folate, can lead to red and swollen tongue.

Infections: Certain viral or bacterial infections can cause the tongue to become red and inflamed.

Allergic Reaction: An allergic reaction to certain foods or substances can cause swelling and redness of the tongue.

Smoking and Tobacco Use: Chronic smoking and tobacco use can irritate the tongue and cause it to appear red.

Medication Side Effects: Some medications can lead to changes in the color or texture of the tongue as a side effect.

If you are concerned about the red blotch on your tongue or experience other symptoms, such as pain or difficulty swallowing, it's a good idea to consult with a healthcare professional. They can help determine the cause and recommend appropriate treatment if needed.