Dermal fillers are smooth injectable gels made from naturally occurring hyaluronic acid. As skin ages, it begins to lose collagen filled with hyaluronic acid (HA). Hyaluronic acid dermal fillers have been shown to support collagen production in the skin. Collagen and HA add structure and volume to the face, therefore a lack of HA causes the skin to sag and wrinkle - that's where dermal fillers come into play. There are different types of dermal fillers. Under-eye fillers are injectable hyaluronic acid treatments that can be used to treat volume loss underneath the eyes. Dermal lip fillers, If you are interested in fuller, smoother lips. Cheek fillers are injections performed to increase the volume around and above the area of the cheekbones. Find out the best dermal filler brands on our website such as Juvederm, Stylage, Hyamax, Rejeunesse etc.