Bellafill is a semi-permanent filler that can be used for a variety of cosmetic enhancements, including augmentation of the radix (the upper-most part of the nose). It is composed of a collagen gel base and tiny polymethyl methacrylate (PMMA) microspheres. The collagen provides immediate volume and lift, while the PMMA microspheres remain in place and stimulate the body's own collagen production over time. When injected into the radix, Bellafill can help to create a smoother transition between the brow bone and the nose, making the brow bone appear less prominent. The results can be quite natural-looking, and Bellafill is known for its longevity compared to many other fillers. However, it's important to note that results can vary depending on the individual's anatomy and the skill of the injector. It's also worth mentioning that Bellafill, like any other filler, can have side effects and potential complications, including lumpiness, granulomas, and skin discoloration. As with any cosmetic procedure, it's recommended that you consult with a qualified professional who can assess your specific needs and provide personalized advice. They can also discuss alternative options, such as surgical radix augmentation, which may provide more permanent results.