In the 198 anemic infants, the deficiency rates of VB1, FA, VB12, iron and RBP were 3.63%, 0.43%, 6.86%, 19.61% and 8.69%, respectively, and the rate of VD insufficiency was 2.26%, while the abnormality rates of sTfR, hsCRP and HCY were 13.28%, 17.52% and 29.50%, respectively, the relatively low rates of IgA, IgM and IgG were 95.33%, 1.91% and 82.49%, respectively, and the stunting rate, low weight rate and wasting rate were 9.27%, 3.74% and 3.74%, respectively, at baseline. Here, CD40LG is linked to sexually transmitted disease.