Most people with G6PD do not have symptoms until the red blood cell count has decreased, due to the hemolytic anemia. The symptoms resolve after the chemical or medication that triggered the condition is stopped.

Symptoms of G6PD deficiency include:

• Faintness
• Fatigue
• Palpitations
• Shortness of breath:
• Worsens with exertion
• Pale skin
• Jaundice
• Yellow skin
• Yellow eyes
• Brown urine
• Abnormal stool:
• Clay colored stool