Contact Us
We're here to help. Reach out to the Zentava customer care team any time — we respond to every email within one business day.
Customer Support
- Email: support@zentava-glycogen.com
- Hours: Monday – Friday, 9:00 AM – 6:00 PM EST
- Response time: Within 24 hours (business days)
Order & Shipping Questions
For questions about your order status, tracking, or shipping, please include your order number in your email so we can help you faster.
Refunds & Returns
Every Zentava purchase is backed by our 60-day money-back guarantee. To start a refund, email us with your order number and reason for return.
Media & Wholesale
For press inquiries or wholesale opportunities, please email us with "Media" or "Wholesale" in the subject line.