What’s wrong with yellowing of the hands and feet but normal blood and liver functions?

Hands and feet yellow, but the blood routine and liver function are normal, first of all, consider that there may be a certain relationship with diet or drugs have a certain relationship.
1. Diet-related: yellowing of the hands and feet, but the test liver function and blood test are normal, consider that may be related to diet, such as daily life often eat carrots, pumpkin and other yellow-colored food, may lead to yellowing of the hands and feet, this is a kind of skin yellowing, after stopping to eat these foods will gradually get better.
2. Drug relationship: such as long-term use of drugs with yellow pigment, such as vitamin B complex, may cause yellowing of the hands and feet, after stopping the use of drugs will gradually improve.
If the liver function is normal and the bilirubin level is in the normal range, jaundice will not occur. It is recommended to consult the hospital for confirmation if necessary.