European investigate with 20 patients shown considerable dermal quality improvement and atrophic acne scar reduction from PN injections, confirming its protection and efficiency as a single therapy. Having said that, this requires much larger, lengthier-expression randomized research for more conclusive proof. 膠原蛋白針又被稱為「熊貓針」，主要成分是第一型膠原蛋白atelocollagen，也就是... https://joschkaw840baz6.bloggerchest.com/profile