Juvederm Ultra 4 includes biocompatible HA which is an injectablefiller which provides patients with instant results which are indeed natural. What is in the box? (2 x 1ml syringes) Uses? Juvederm Ultra 4 can allow cheeks and cheekbones to look younger and healthier. Increasing fat content in the face following loss of weight which have made cheeks become hollow. The correction of folds and wrinkles in the face. Duration of product after procedure? The effects can be seen for up to twelve months. Patients who are not recommended to use It is important to understand that our always need to let your physician or doctor know about any allergies, immune diseases and infections you have if you are considering Juvéderm® ULTRA 4®, .