6. Mismatched Lip Colors: Stomach Cold and Spleen Heat or Stomach Heat and Spleen Cold
Associated Symptoms: Red face, easy diarrhea, poor appetite, and dizziness. If the upper lip is dark red while the lower lip is pale with a slight bluish tint, it indicates "stomach heat and spleen cold." If the upper lip is pale while the lower lip is red, it indicates "stomach cold and spleen heat."