White, bloodless gums are usually caused by anemia. There are many causes of anemia, including.
Nutritional anemia, such as iron deficiency anemia and megaloblastic anemia.
Hemorrhagic anemia, such as gastrointestinal bleeding
Hematopoietic dysfunction, such as aplastic anemia and leukemia belonging to blood cell abnormalities.
Meanwhile, anemia manifestations may also be due to other diseases or medications, so it is recommended to seek medical attention promptly and make diagnosis and differential diagnosis based on blood routine, blood biochemistry and other related tests.