These Are the Best Lash Serums People With Long, Full Lashes Swear By

E! illustration/DIME Beauty Rating: 4.3/5 stars with 56,997 reviews.

We're betting you've heard of GrandeLASH! This last growth serum is popular for its ophthalmologist-tested formula, which features peptides and amino acids to help lashes appear thicker.

Rating: 4.1/5 stars with 21,562 reviews.

Infused with biotin and amino acids, this vegan and cruelty-free lash serum promises longer-looking lashes in just four weeks. Reviewers with sensitive eyes also swear by them!

Rating: 4.6/5 stars with  reviews.

Developed by a dermatologist, the Rodan + Fields lash serum uses a proprietary formula to maintain moisture, enhance durability, and protect against any kind of breakage.

Rating: 4.4/5 stars with 9,097 reviews.

Sometimes all you need is castor oil, the natural remedy known to encourage hair growth. For under $20, this handy set includes a glass bottle and a filled (and refillable) mascara tube.

Rating: 4.7/5 stars with 8,659 reviews.

Formulated with clean ingredients, this eyelash serum promises to be gentle on your skin and eyes while improving the length, density, and strength of your lashes.

Rating: 3.9/5 stars with 4,850 reviews.

This affordable and lightweight lash serum from The Ordinary features acetyl tetrapeptide-3, trifolium pratense flower extract, biotinoyl tripeptide-1, panthenol, and more for thicker and fuller lashes.

Rating: 4.5/5 stars with 1,270 reviews.

If it works for your hair, why wouldn't it work for your lashes? This concentrated lash serum is formulated with Olaplex's signature peptide and bond-building complexes for lashes that look longer, thicker, and stronger.

Rating: 4.3/5 stars with 571 reviews.

This lash serum conditions the eyelashes to prevent breakage, improve shine, and enhance their appearance with its luxurious formula of peptides and botanicals.

Rating: 3.8/5 stars with 485 reviews.

This daily lash and brow serum from Milk Makeup is formulated with hemp-derived cannabis seed extract to hydrate and condition, as well as other plant peptides and quinoa for healthier and thicker hair.

Rating: 3.8/5 stars with 156 reviews.

The Kosas brow and lash serum promises to accelerate hair growth with its formula filled with peptides, vegan keratin, and provitamin B5.