Please buy them from a reputable breeder. I recommend starting with a baby since they do form much stronger bonds with you. They can not consume fat. Much of their fluid in take is from the fruit in the wild. The sugar glider must have fresh water available.
Vitamin deficiency can be a problem with sugar gliders.
You should offer a liquid supplement in their drinking water or on their food. Avoid preservatives, artificial flavors and colors. The sugar glider's diet is very specialized and can be quite expensive to feed, something to take into serious consideration before you decide to bring home a sugar glider. Housing It is not a good idea to let your little sugar gliders to be free in a house with out strict supervision. They can get injured.