Act+Acre’s Cooling Scalp Serum relieves one editor’s itchy scalp instantly, and keeps her dry flakes at bay for weeks. PEOPLE ...

According to the brand, you will achieve "noticeably fuller brows" or get your money back, so it's practically risk-free — ...

Aveda's top-rated scalp serum helps hair look full and lifted instantly and over time, making it especially ideal for fine ...

“Ulo’s serum combines clinically studied ingredients — saw palmetto, rosemary oil, caffeine, melatonin, adenosine, and others –– in the precise concentrations found to promote hair ...

The active ingredients are what make this French serum a hit for Assistant Editor Delia Curtis. It’s made with two percent pea peptide to improve hair density, castor oil to encourage growth and ...

“Nail growth serums are products that contain ingredients ... is responsible for one of Kandalec’s top picks. “It’s a gel-oil hybrid, which allows for a more controlled application ...