The use of iron dextran as an iron supplement in large-scale pig farming, Iron dextran is an injectable iron supplement commonly used in the swine industry to prevent or treat iron deficiency anemia in piglets. Iron is an essential nutrient for pigs as it helps form hemoglobin, the oxygen-carrying protein in the blood. Large-scale pig farms often use iron dextran as a preventive measure to ensure that piglets have adequate iron levels to support growth and development. Iron dextran is usually administered by injection into the neck or thigh of piglets. Dosage and frequency will depend on the age and weight of the piglets. Consultation with a veterinarian or animal nutritionist is recommended to determine the appropriate use of iron supplements in pig farms, as inappropriate use can lead to health complications or decreased productivity.