Review Question - QID 108611

A 3-year-old African-American female presents to the emergency department with fatigue. Her parents say that the patient has been experiencing malaise and weakness for about 2 weeks. Her parents report that they immigrated from Liberia before the patient was born. They deny any family history of medical disorders, and the patient has no sick contacts at home. Her temperature is 98.9°F (37.2°C), blood pressure is 94/70 mmHg, pulse is 102/min, and respirations are 22/min. On physical exam, she is tired-appearing with conjunctival pallor. Laboratory tests are performed and reveal the following:

Leukocyte count: 10,700/mm^3
Hemoglobin: 8.6 g/dL
Hematocrit: 24%
Mean corpuscular volume: 84 µm^3
Platelet count: 488,000/mm^3
Reticulocyte index: 3.8%

Which of the following nutritional supplements would be most appropriate for this patient?