Healthy Heights Protein Shakes for Kids: The Complete Guide

By: The Milky Box Team - Updated November 2026 - 5 Minute Read

Picky eaters, rushed school mornings, sports practice and growth spurts that seem to happen overnight: making sure your child gets the nutrition they need every day isn’t always easy. That’s why we’re excited to welcome Healthy Heights to The Milky Box. Healthy Heights makes pediatrician-developed, high-protein nutrition shakes designed to help fill everyday nutritional gaps and support healthy growth. Here’s everything you need to know to pick the right one for your family.

Quick answer:

  • Two age-specific lines: Grow Daily Kids 3+ for children aged 3 and up, and Grow Daily Junior 10+ for pre-teens and teens aged 10 and up.
  • Three flavors in each line: Chocolate, Vanilla and Plain (unflavored).
  • All six are pediatrician-developed, high-protein formulas designed to complement a well-balanced diet.
  • Choose by age first, then by taste. Plain is the easiest to mix into foods and drinks your child already enjoys.

The Healthy Heights range at a glance

All six Grow Daily shakes we stock, side by side.

Swipe sideways to see every column →

ShakeLineAgesFlavorBest for
Grow Daily Kids 3+ ChocolateKids 3+3 and upChocolateKids who love a chocolatey treat
Grow Daily Kids 3+ VanillaKids 3+3 and upVanillaKids who prefer something smooth and mild
Grow Daily Kids 3+ PlainKids 3+3 and upUnflavoredPicky eaters: mix into milk, smoothies or snacks
Grow Daily Junior 10+ ChocolateJunior 10+10 and upChocolateActive teens: growth, recovery and energy
Grow Daily Junior 10+ VanillaJunior 10+10 and upVanillaBusy pre-teens balancing school and sports
Grow Daily Junior 10+ PlainJunior 10+10 and upUnflavoredTeens who blend their own smoothies and recipes

Each shake is $41.95 at The Milky Box.

Shop all Healthy Heights

Why parents choose Healthy Heights

  • Pediatrician-developed. Every formula is crafted by pediatricians around what growing kids need.
  • Science-backed, high-protein nutrition. High-quality protein and essential nutrients help fill the gaps a busy week or a picky palate can leave behind.
  • Made for their age. The 3+ line supports early growth and everyday energy; the Junior 10+ line is built for the bigger demands of the pre-teen and teen years.
  • Flavors kids actually want. Rich chocolate and smooth, creamy vanilla, plus an unflavored Plain option for parents who like to blend nutrition into everyday foods.

Grow Daily Kids 3+ (ages 3 and up)

The Grow Daily Kids 3+ line is specifically formulated for children aged 3 and up: a delicious, easy and reliable way to help your little one get the essential nutrients they need to thrive.

1. Grow Daily Kids 3+ Chocolate Protein Shake

A chocolatey favorite with a serious nutritional job. This science-backed, high-protein formula helps fill nutritional gaps to support optimal growth and daily energy, in a flavor that makes “drink up” the easiest request of the day.

Shop Grow Daily Kids 3+ Chocolate – $41.95

2. Grow Daily Kids 3+ Vanilla Protein Shake

Smooth, creamy vanilla that kids love. Packed with high-quality protein and the nutrients essential for children aged 3 and up, it’s a flavorful way to fuel daily energy and promote healthy growth milestones, and a tasty addition to any well-balanced diet.

Shop Grow Daily Kids 3+ Vanilla – $41.95

3. Grow Daily Kids 3+ Plain Protein Shake

The ultimate “stealth” nutrition boost. This unflavored, high-protein formula has no extra sweetness and a neutral profile, so it blends invisibly into milk, smoothies or snacks. A great fit for picky eaters who refuse anything that tastes “different.”

Shop Grow Daily Kids 3+ Plain – $41.95

Grow Daily Junior 10+ (ages 10 and up)

As kids head into their most active years, their nutritional needs change. Grow Daily Junior 10+ is engineered by pediatricians for the demands of ages 10 and up, with nutrient-dense formulas that support growth spurts, lean muscle development and sustained energy for school, sports and everything in between.

4. Grow Daily Junior 10+ Chocolate Protein Shake

Power your teen’s growth and recovery. This nutrient-dense cocoa formula supports lean muscle development and sustained energy during critical growth spurts: a science-backed snack for active teens, with the high-quality protein and essential vitamins they need to excel in sports, school and beyond.

Shop Grow Daily Junior 10+ Chocolate – $41.95

5. Grow Daily Junior 10+ Vanilla Protein Shake

Built for the pre-teen who never stops moving. This high-protein, nutrient-dense vanilla shake supports growth spurts and muscle development, giving kids who balance sports, school and a fast-paced lifestyle the nutritional foundation to stay strong and energized.

Shop Grow Daily Junior 10+ Vanilla – $41.95

6. Grow Daily Junior 10+ Plain Protein Shake

For active teens who like to customize their nutrition. This unflavored formula focuses on bone density and muscle support without added sweetness, and blends easily into any recipe or post-practice smoothie.

Shop Grow Daily Junior 10+ Plain – $41.95

How to choose the right shake

Step 1: Pick the line by age. Children aged 3 to 9 → Grow Daily Kids 3+. Pre-teens and teens aged 10 and up → Grow Daily Junior 10+.

Step 2: Pick the flavor by personality. Chocolate for the treat-lover, Vanilla for kids who prefer something smooth and mild, and Plain if you’d rather mix nutrition into the foods and drinks they already enjoy.

Easy ways to fit Healthy Heights into your routine

  • Breakfast on the go: a quick shake when there’s no time for a sit-down meal.
  • After-school snack: a protein-packed bridge between lunch and dinner.
  • Post-practice: blend Junior 10+ into a smoothie after sports or training.
  • The stealth method: stir Plain into milk, smoothies or recipes for a nutrition boost nobody notices.

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Important: Healthy Heights shakes are designed to complement a well-balanced diet. Always follow the preparation and serving instructions on the label, and check the ingredients if your child has allergies or specific dietary needs.

Frequently Asked Questions

What ages are Healthy Heights shakes for?

Grow Daily Kids 3+ is formulated for children aged 3 and up. Grow Daily Junior 10+ is designed for pre-teens and teens aged 10 and up.

What’s the difference between Kids 3+ and Junior 10+?

Both are pediatrician-developed, high-protein formulas. Kids 3+ focuses on filling everyday nutritional gaps to support growth and daily energy, while Junior 10+ is built for the bigger demands of older kids: growth spurts, lean muscle development and sustained energy for school and sports.

Which flavor should I choose?

Chocolate and Vanilla are the easiest wins for kids who like a flavored drink. Plain has no added sweetness and a neutral taste, so it’s ideal for mixing into milk, smoothies, snacks or recipes, especially for picky eaters.

Can Healthy Heights replace a meal?

Healthy Heights shakes are designed as an addition to a well-balanced diet, helping to fill nutritional gaps rather than replace regular meals.

How much do Healthy Heights shakes cost?

Each Grow Daily shake is $41.95 at The Milky Box.

Shop the Healthy Heights range

Shop all Healthy Heights

Disclaimer: This information is general and not medical advice. Please talk to your pediatrician before adding a nutritional supplement to your child’s diet, especially if they have allergies or a medical condition.