"Compared with untreated mice or those receiving minoxidil injections, the mice treated with the µLED patch for 15 minutes a day for 20 days showed significantly faster hair growth, a wider regrowth area and longer hairs."
More here:
https://www.nanowerk.com/nanotechnology-news2/newsid=51060.php
More here:
https://www.nanowerk.com/nanotechnology-news2/newsid=51060.php