At this time, no, there is no notification when an item is almost out of stock.
It is the responsibility of the admin to manage the inventory through the Flipdish Portal and send order requests to their suppliers as necessary.
While logged in to your Flipdish Portal, go to 'Add-ons' > 'Inventory'. You'll see different options to manage your stock.
We suggest you visit the following articles to learn more about stock management:
Add and Edit Stock Item Categories
Add and Edit Stock Items
Add and Manage Suppliers
Manage Inventory Tracking Profiles
To learn more about Flipdish's products or how to grow your online business enroll for FREE in the Flipdish Academy here: http://academy.flipdish.com/