After applying this water-based lash and brow serum twice a day, you'll start seeing increased length and volume after four weeks.
The brand behind culty skincare essentials like The Rich Cream and Ultimate Soothing Cream launched this hydrating, two-in-one serum for brows and lashes.
Beauty enthusiasts love this ophthalmologist-approved serum, which features amino acids, conditioners, and antioxidant-packed botanicals to condition and protect your brows.
This dual lash-and-brow serum promises healthier, shinier, fuller brows in as little as two months of daily use.
Here's an apple extract-, keratin-, and biotin-based serum with a formula that aims to regrow sparse hair in up to four weeks with consistent use. It also brushes on as easily as your favorite brow gel.
RapidBrow's biotin and peptide serum applies clearly while setting brows in place, so think of it like a brow gel with benefits.
This top-rated serum from Obagi Medical targets what's known as the anagen phase of the brow growth cycle—where the hair tends to flourish.
It's powered by the amino acid arginine, and features a flocked applicator tip to make it simple to reach sparse areas between your brow hairs.