Micro-infusion offers serum delivery and precise needle depth, whereas derma rollers mainly stimulate via micro-injury.Related ArticlesHow long does it take to set up the Microinfusion System?How does NovaMane compare to PRP?How does NovaMane compare to derma rollers?How does NovaMane compare to Vegamour?Whatâs included in the Microinfusion System kit 2.0?