European investigate with 20 sufferers demonstrated sizeable dermal quality enhancement and atrophic acne scar reduction from PN injections, confirming its safety and effectiveness as an individual therapy. Having said that, this requires bigger, for a longer time-term randomized experiments For additional conclusive proof. 相較之下，透過直接注射至真皮層的「膠原蛋白針」，不僅克服塗抹... https://beauhjhgd.blog-kids.com/35560088/details-fiction-and-laetigen