1. Sau cov ntsej muag ntsej muag wrinkles: polylactic acid filters tuaj yeem sau cov ntaub qhwv zoo, thiab cov quav nasolabial, ua rau cov tawv nqaij ntsej muag thiab cov firmer.
2. Txo lub ntsej muag ntsej muag: polylactic acid fitters tuaj yeem kho cov txheej txheem ntsej muag tuaj yeem kho cov tuam tsev thiab kua muag, thiab txhim kho cov ntsej muag sib txawv.
3. Txo cov nti: Cov pob txha polylacters tuaj yeem sau cov hollows lossis tsis sib xws los ntawm nti, tsim cov smoother, ntau dua ntuj {1} {} nrhiav cov tsos.
