This review article explores the crucial role of nurses in promoting breastfeeding and infant nutrition. Breastfeeding is widely recognized as the optimal way to nourish infants, providing numerous health benefits for both the baby and the mother. Nurses play a vital role in supporting and educating mothers on the importance of breastfeeding, assisting them in overcoming challenges, and ensuring successful breastfeeding initiation and continuation. Additionally, nurses are instrumental in promoting proper infant nutrition beyond breastfeeding, advocating for healthy eating habits and nutritional guidelines that support optimal growth and development in infants. This review examines the various ways in which nurses contribute to promoting breastfeeding and optimal infant nutrition, including through education, counseling, and support services. Furthermore, the article discusses the challenges and barriers that nurses may face in fulfilling this role and suggests strategies to enhance their effectiveness in promoting breastfeeding and infant nutrition. By highlighting the significant impact that nurses can have on infant health outcomes through their support and advocacy for breastfeeding and proper nutrition, this review emphasizes the importance of empowering nurses with the knowledge and resources necessary to promote optimal infant feeding practices.