Last updated: May 2026

Shipping Information

At ZenSulin, we strive to provide fast and reliable shipping for all our products. We process and ship orders Monday through Friday, excluding holidays. Orders are typically processed within 1–2 business days after payment is received.

Domestic Shipping (United States)

We offer several shipping options for deliveries within the United States:

Delivery times are estimates and may vary based on your location and factors such as weather conditions or postal service delays. Alaska, Hawaii, and U.S. territories may require additional delivery time and shipping fees.

International Shipping

We currently ship to the following countries: Australia, Canada, United Kingdom, Germany, France, Italy, Spain, Japan, New Zealand, Singapore, Switzerland, Netherlands, Belgium, Ireland, Sweden, and Brazil.

International shipping rates vary according to destination, package weight, and delivery speed, and are calculated at checkout. International customers are responsible for all taxes, duties, and customs charges imposed by their country. International delivery times typically range from 7 to 21 business days.

Estimated Delivery Times

Shipping MethodEstimated DeliveryCost
Standard (US)3–5 business days$4.95 (Free over $50)
Express (US)2–3 business days$9.95
Priority (US)1–2 business days$14.95
International Standard7–14 business daysVaries by destination
International Express3–7 business daysVaries by destination

Order Tracking

After your order has been shipped, you will receive a confirmation email with tracking information. If you have any questions about your shipment, please contact our customer service team at support@getzensulin.com or call +1 (877) 286-4137.

Lost or Damaged Packages

If your package appears to be lost or damaged, please contact us immediately at support@getzensulin.com or call +1 (877) 286-4137. For packages that are visibly damaged on delivery, please take photos of the damaged packaging before opening it if possible.

Changes to Shipping Address

If you need to change your shipping address after placing an order, please contact our customer service team as soon as possible. We will do our best to accommodate your request, but once an order has been shipped, we cannot change the delivery address.

Contact Information

If you have any questions about our shipping policy or need assistance with your order: