Holidays and Traditions How to feed HPW? What does sugar gliders eat? Sugar Glider Diet Wild sugar gliders are omnivorous and eat a wide variety of foods, including saps and gums from acacia and eucalyptus trees, nectar, pollen, fruits, and insects. Related Posts:What veggies are best for sugar gliders?Care for a glider.Pick a sugar glider.What are sugar gliders favorite treats?