iLet Insulin Pump Review and Resources
Discover the Unique Advantages & Possible Limitations of the iLet

Exploring the iLet Bionic Pancreas?
The iLet is a groundbreaking insulin pump designed to automate much of diabetes management by taking over insulin dosing decisions. With minimal input beyond meal announcements, it aims to reduce the daily burden of calculations and adjustments. While its simplicity and automation are major advantages, users should also be aware of its limitations, including reduced flexibility compared to more customizable systems. In this guide, we’ll highlight both the benefits and possible drawbacks of the iLet to help you determine if it’s the right fit for your lifestyle and diabetes care needs.
Advantages
Advantages of iLet
- No carb counting – meals are entered by size
- No settings entered – only total daily dose and weight
- Prefilled insulin cartridges
Disadvantages
Potential Disadvantages of iLet:
- If CGM data is lost system requires serial finger sticks, after ___ pump stops delivery completely
- Strong hand dexterity to connect reservoir and tubing to pump
- Very limited BG target options
- Limited ability to deal with physical activity
- No way to adapt for changes in basal need
- Limited infusion set options
- Charge needed 2-3x weekly
- Charging doc limits mobility and emergency charging options
- Prefilled cartridges limit insulin options
- Can not modify alerts for low insulin or site change reminders
- Confusing icon-based menus
Who is a good fit for the iLet System?
iLet is good for these users:
- Users who struggle with carb counting
- Users with calculation limitations
- Users with little to no clinical support for education or pump setting support
iLet is NOT good for these users:
- Users who are very active
- Users with limited hand strength or dexterity
- Users who do a lot of Grazing rather than “three squares a day”
- Users whose intake varies widely
- Patients with highly variable basal needs
- Patients who like to have an active hand in their management
More iLet Resources
For more information on the iLet, check out what our clinicians have shared:
Your Partner in DIABETES COACHING
Ready to take your child’s Diabetes care to the next level? Schedule a talk with our team. We offer remote Diabetes Management, or if you’re looking for an in-person diabetes educator near Philadelphia, visit our office in Wynnewood, PA.