Frequently asked questions
What is Growth Spurt Fuel?
Growth Spurt Fuel is a daily nutrition system created to help support active kids through hydration, recovery, and healthy development. Our formulas are made with research-backed ingredients and are designed to fit easily into your child's daily routine.
These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.
What's the difference between ElectrolHeight™ and Sleep GainZzz™?
ElectrolHeight™ is your daytime formula.
It helps support:
- Hydration†
- Electrolyte balance†
- Energy†
- Focus†
- Bone health†
- Healthy growth & development†
Sleep GainZzz™ is your nighttime formula.
It helps support:
- Relaxation†
- Restful sleep†
- Overnight recovery†
- Muscle recovery†
- Healthy growth & development†
Many families choose the Growth Stack, which includes both products for complete day and night support.
What ages are your products designed for?
Growth Spurt Fuel products are formulated for children ages 5 and older.
If your child has a medical condition, takes prescription medication, or has dietary concerns, we recommend speaking with your healthcare provider before use.
How do I use the products?
ElectrolHeight™
- Mix one stick with water during the day.
Sleep GainZzz™
- Mix one stick with water about 30–60 minutes before bedtime.
For best results, use consistently as part of your child's daily routine.
Are your products safe?
Yes. Our formulas are manufactured in the USA in facilities that follow current Good Manufacturing Practices (cGMP) and are made with carefully selected ingredients.
Always follow the recommended serving size.
Does Sleep GainZzz™ contain melatonin?
No.
Sleep GainZzz™ is melatonin-free and instead uses ingredients like Magnesium Bisglycinate, Glycine, L-Theanine, L-Tryptophan, and other nutrients that help support relaxation and overnight recovery.†
Where are your products manufactured?
All Growth Spurt Fuel products are proudly manufactured in the United States in GMP-compliant facilities that follow strict quality and safety standards.
When will my order ship?
Most orders are processed within 1–2 usiness days.
Shipping times vary depending on your location, but most customers receive their order within 3–7 business days after it ships.
You'll receive a tracking email as soon as your order leaves our warehouse.
How much does shipping cost?
Shipping rates are calculated during checkout based on your location and selected shipping method.
We also offer free shipping promotions on qualifying orders throughout the year.
Can I return my order?
If something isn't right with your order, please contact us within 30 days of delivery and we'll do everything we can to help.
Due to the nature of nutritional products, opened items cannot be returned.
If your order arrives damaged or incorrect, we'll make it right.
Are purchases final sale?
Opened nutritional products cannot be returned for safety reasons.
If your order was damaged, incorrect, or there was a shipping issue, contact our support team and we'll resolve it as quickly as possible.
Can my child take both products?
Yes.
ElectrolHeight™ is designed for daytime use, while Sleep GainZzz™ is designed for nighttime use. Together they create the complete Growth Stack daily routine.
Are your products tested for quality?
Yes.
Every batch is manufactured under strict quality standards using carefully sourced ingredients and production processes designed to ensure consistency and safety.
Do these products make kids grow taller?
No product can guarantee increased height.
Growth Spurt Fuel is designed to support healthy growth and development by providing hydration and nutrients that help children perform and recover at their best as part of a balanced diet and healthy lifestyle.†
How can I contact customer support?
We're happy to help.
Email us anytime at:
Or visit our Contact page and our team will respond as quickly as possible.
