Background: This research was conducted for the purpose of determining the effect of hormonal and non-hormonal contraception on the mother milk and infants growth among lactating women received by south Tehran’s Health Centers. In this regard a broad spectrum study from December 2000 until February 2001 was done by Tehran university.
Materials and Methods: By sampling method, 200 lactating women were chosen randomly. They were divided into two groups according to their preferred method of contraception: 67 women chose hormonal method and 133 women chose non –hormonal method.
Results&Conclusion: During the time of the study on infants growth (increase in head circumstances, increase in height, increase in weight), There was no significant difference between the two groups. If we take the effect of contraceptive methods into consideration, the Triglyceride levels in non-hormonal group were increased considerably compared to the other group. Other ingredients were almost the same.