You might need to speak with a dentist if your tongue has changed colour. This condition may or may not be related to your teeth and gums.
– You might be dehydrated, running a low-grade fever or have a condition known as oral thrush.
– Chewing tobacco and smoking are known culprits.
– B12 vitamins may be deficient in your diet.
“Oral thrush can cause white patches on the tongue and is usually accompanied by a burning sensation.”
Take a look at some effective treatments for a discoloured tongue by clicking on this link: