13 Best Hair Growth Serums, Tested & Reviewed for 2024
Dani Austin's hair care line has a devoted following, in part thanks to this scalp serum (it has over 12,000 reviews!). Containing copper tripeptide-1 for growth, tea trea oil to soothe the scalp and detox, and invigorating menthol and peppermint oil, it helps improve circulation, remove buildup, and give hair an overall thicker appearance.