TEOSYAL RHA products were created by TEOXANE Laboratories according to a patented process, making it possible to meet the specific requirements of mobile areas of the face. This technology preserves the natural characteristics of hyaluronic acid molecules to obtain gels of high purity, close to the natural hyaluronic acid content of the skin.

TEOSYAL RHA 4 is indicated for reshaping facial contours, restoring / increasing volume and correcting minor ptosis, in areas such as the cheeks and cheekbones. It is also indicated for filling deep wrinkles and folds in areas of thick skin, in particular moderate to severe nasolabial folds.