Derma rollers for hair growth and hair regrowth can be a blessing.
Derma rollers can massage your scalp and increase the blood flow to your scalp.
Research shows that increased blood flow to the scalp results in hair growth and hair thickness. Thus helping with hair regrowth.
The second way that a derma roller helps with hair growth stimulates collagen production.
Collagen prevents hair thinning and supports new hair growth in the anagen phase of hair growth. Collagen thickens around the hair follicles and ensures that your new hair grows strong.
This helps it resist hair shedding in the hair cycle's catagen phase. Derma roller are more effective when used with with minoxidil.
Derma rollers can increase the absorption of topical solutions such as minoxidil.