cauliflower as a source of ascorbic acid ( 65 mg ) increased the absorption to 0.58 mg , pure ascorbic acid ( 50 mg ) to 0.41 mg , and ferrous sulphate mixed into the meal in an amount ( 6 mg ) corresponding to the iron content of the soy flour increased the absorption to 0.64 mg .
C0060282
ferrous sulphate
C0302583
iron