The literature discusses the association between factors
present in the fetal period, neonatal period, and first
months of life with childhood and adult diseases [8-12].
Many studies suggest that breastfeeding may be a protective
factor against childhood obesity [6,11,13-16]. The
lower protein content of breast milk is related to a lower
risk of obesity in childhood. Furthermore, the practice of
breastfeeding has a protective effect through the protein
quality, for example the alpha-lactalbumin [17], the auto
regulation of volume ingested, and the improved acceptance
of healthier foods [13,18]. However, some researchers
question the protection of breast milk against childhood
obesity [19].