The 14 Best Hair Growth Serums for Thicker Hair in Days

Whether the cause is postpartum, aging, nutrition, stress, or some combination thereof, hair thinning and hair loss are fairly common concerns. And in a post-COVID world, they have only become more of an issue. We gathered 14 of the best hair growth serums, including picks from Dr. Jenny Liu and celebrity hairstylist Clariss Rubenstein.