What's new in fillers?

This article is an in-depth review of various materials and products that have been used for the augmentation of soft tissue in the past, and covers several new products, methods, and techniques that may provide new options for dermatologists who use fillers in their practice. Pros and cons of each are discussed, along with mechanisms of action, dosages, approved and off-label uses, as well as a look ahead at some prospective technology.