White Pimple Inside Mouth. Gary Sandler answered 54 years experience Dentistry. A white bump inside lips is usually caused by disruption or blockage in the tiny ducts that connect glands in the lips with the surface of your mouth.

On appearance they can be in the form of white bumps or patches and may at times begin to bleed if the ulceration is severe. It is a puzzle why they appear but it is considered that they can be a consequence of some meals allergic reactions hormone discrepancy or stress. A white bump inside lips is usually caused by disruption or blockage in the tiny ducts that connect glands in the lips with the surface of your mouth.
During the occurrence of the condition thick white patches develops on your gums.
Red and white patches in the mouth. On appearance they can be in the form of white bumps or patches and may at times begin to bleed if the ulceration is severe. I will only take medical advice ONLY from throat examiners and doctors before I get insurance to have an overall check up. The National Dental Organization advises that symptoms in the mouth such as white patches white spots bumps can be a sign of cancer.