Table 1.

Summary of Injections of a Filler Depending on the Target Site

Area	Filler	Technique	Accessory	Volume	Target Layer
Central forehead	Lower G’	Bolus	Needle cannula	0.5 ml	Supra-periosteal layer
	High G’
Nasal dorsum	High G’	Linear threading, bolus	Needle cannula	1 ml	Supra-periosteal layer, supra-perichondral layer
Nasal tip	High G’	Bolus	Needle cannula	Interdomal area, 0.2 ml; nasal columella, 0.2 ml, anterior nasal spine, 0.5 ml	Interdomal area, subcutaneous layer, nasal columella. Subcutaneous layer (between the inferior nasal cartilage and medial angle), anterior nasal spine, supra-periosteal layer
Mid cheek	High G’	Bolus	Needle cannula	Unilateral side of the mid cheek, 1 ml	Supra-periosteal layer
Lip	Lower G’	Bolus, linear threading	Needle cannula	Each upper and lower lip, 0.25–0.5 ml	Submucosal, subcutaneous layer
Chin	High G’	Bolus	Needle cannula	1 ml	Supra-periosteal layer