Natalie Braselton, Director · February 28, 2025 · 9 min read

The early childhood years represent a critical window for brain development. By age 3, a child's brain has reached 80% of its adult size. By age 5, it's at 90%. What you feed your child during this period has profound and lasting effects on their learning ability, behavior, emotional regulation, and long-term health.
During these crucial years, your child's brain is forming trillions of neural connections. Proper nutrition provides the building blocks for this development. Deficiencies in key nutrients can impair cognitive development, reduce attention span, and even affect behavior and mood regulation.
Research shows that children who receive optimal nutrition during early childhood perform better academically, have fewer behavioral problems, and maintain better health throughout their lives. This isn't just about preventing malnutrition. It's about optimizing your child's potential.
Found in salmon, sardines, walnuts, and flaxseed, omega-3s are essential for brain cell development and improve focus and memory. Aim for 2-3 servings per week. If your child doesn't eat fish, consider omega-3 fortified foods or supplements (consult your pediatrician).
Oatmeal, brown rice, quinoa, and whole wheat bread provide steady glucose for sustained energy and concentration. Whole grains also contain B vitamins essential for brain function. Avoid refined grains when possible. They cause energy crashes and difficulty concentrating.
Antioxidants in berries, spinach, sweet potatoes, and broccoli protect brain cells from damage and support cognitive development. Aim for a rainbow of colors on the plate. Different colors provide different nutrients.
Eggs, chicken, beans, Greek yogurt, and cheese provide amino acids essential for neurotransmitter production. Neurotransmitters are the brain's chemical messengers. Include protein at every meal and snack for optimal brain function.
Avocados, olive oil, and nuts provide monounsaturated fats that support brain development and help absorb fat-soluble vitamins.
At Ready Set Grow Learning Center in El Cajon, we understand that nutrition is foundational to learning. All our meals are prepared fresh in-house using whole ingredients. We prioritize organic produce when available, lean proteins, and minimal added sugar. Every meal is thoughtfully designed to fuel growing minds and support healthy development.
Our menus rotate seasonally and include a variety of cuisines to expose children to different foods and flavors. We also accommodate dietary restrictions and allergies with care and attention.
Nutrition during early childhood isn't just about today. It's about setting your child up for a lifetime of success. Children who receive optimal nutrition have better academic performance, fewer behavioral issues, and better long-term health outcomes.
Investing in quality nutrition now is one of the most powerful things you can do for your child's future.
Come meet our teachers, walk the classrooms, and see why El Cajon families trust us with their little ones.
Schedule Your Free TourQuality early childhood education in El Cajon, CA. A place your child will love, and a place you can trust.
728 Pepper Dr
El Cajon, CA 92021
Mon-Fri, 6:30 AM - 6:00 PM
(619) 448-4585
[email protected]
El Cajon
Santee
La Mesa
Greater San Diego