It is widely used for collagen reproduction to increase the volume of depressed
skin areas for fuller and firmer skin. HA provides moisture to the skin structure,
making it firmer and helping the skin return to its youthful appearance

　PLLA is a type of polylactic acid (PLA), a degradable material that has been
safely used for many years. PLLA is a biostimulator that provides immediate
volume improvement. As a biostimulator, PLLA promotes volumizing through
the production of collagen and the vascularization of existing collagen