1. As a food fortifier. It can be used in food for infants and young children, and the dosage is 420~475μg/kg
2. Vitamin drugs, used for the prevention and treatment of vitamin K1 deficiency, hypothrombin, and neonatal spontaneous hemorrhage, etc.
3. Promote blood coagulation; promote the synthesis of prothrombin in the liver; increase intestinal peristalsis and secretion function.
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