Abstract
Objective: To investigate the influence of nutritional status during the gestational period correlated with the weight of the newborn. Methods: The present research had descriptive exploratory character with quantitative approach. The study was conducted at the Basic Health Unit (UBS) in the Municipality of São Bento - PB. The study was carried out with 24 charts of pregnant women attended at UBS, and it was not necessary to use all the medical records. Results: The BMI of the first prenatal visit was evidenced with 12.5% of the pregnant women in malnutrition status, 37.5% in eutrophy and 50% in overweight and obesity. The BMI related to the end of gestation, a progression of 75% for excess weight and obesity was verified. The weight of the newborns was observed, that 29.2% had unsatisfactory weight and low weight, with a predominance of adequate weight 70.8%. Conclusion: In view of the results, this fact showed the importance of the nutrition professional during the prenatal care, for a healthier pregnancy for both the mother and the baby, aiming at safer delivery in relation to complications.