Also, Belotero Lips Contour can be used to remedy facial atrophic scars. This filler is enhanced with high performance components such as hyaluronic acid and lidocaine hydrochloride. Belotero Lips Contour is created and manufactured by Merz Aesthetics, an aesthetics company that operates under Merz Pharmaceuticals. This filler is intended for use by qualified medical professionals only Cross-linked hyaluronic acid Belotero Lips Contour is infused with 22.5 mg/ml of cross-linked hyaluronic acid (HA). Found naturally in the human body, hyaluronic acid is a polysaccharide known for its water retention effects. Through its volumizing powers of HA, the filler helps to enhance the curves and contours of the lips.