Derma rollers, equipped with micro-needles, stimulate hair growth by creating micro-injuries on the scalp, boosting blood ...

Plus, you can opt for a month supply option: a Qure Micro Infusion System 3 Month Supply ($149, originally $357), which is nearly 60 percent off. Celebrity aesthetician Shani Darden swears by Qure's ...

According to PubMed, derma rollers help promote hair growth as it stimulates hair and is useful to treat hair loss. It is advisable to consult a dermatologist before using a derma roller.