Expecting parents can support their baby's brain development before birth through seven key strategies: maintaining a nutritious diet rich in essential nutrients like omega-3 fatty acids, iron, and folate; staying active with moderate, healthcare provider-approved exercise; creating a stress-free environment through relaxation techniques; stimulating the baby’s senses with sounds, such as talking and music; ensuring adequate Vitamin D levels through sunlight exposure or supplements; keeping hydrated to support amniotic fluid and blood flow; and getting plenty of rest to support fetal growth and manage stress. These practices lay a strong foundation for the child's future cognitive abilities, including learning, memory, and emotional regulation. Always consult healthcare providers to tailor these strategies to individual health needs, ensuring the best start for your baby.