Methods of increasing a subject's glablla-subnasale-pogonion (G-Sn-Pog) are provided that may include injecting a first volume of a dermal filler into a pogonion, injecting a second volume of a dermal filler into a mentum, and/or injecting a third volume of the dermal filler into a left pre-jowl sulcus and/or a right pre-jowl sulcus. The G-Sn-Pog facial angle of the subject can be increased by at least about 1° or more. Methods of increasing a subject's chin protrusion are provided that may comprise injecting a first volume of a dermal filler into a pogonion, injecting a second volume of a dermal filler into a mentum, and/or injecting a third volume of the dermal filler into a left pre-jowl sulcus and/or a right pre-jowl sulcus. In such methods, the chin protrusion of the subject can be increased by at least 2 mm or more. Methods of injecting a dermal filler are also provided.