Spec-by-spec

Head to head

Contenders from Lash & Brow Serums, every metric lined up. The winning value in each row is outlined.

Price

Check price on Amazon →

Rating

★★★★★

Category rank

#16

Regrowth Efficacy

Fuller lashes in 6–8 weeks

—

Irritation

Ophthalmologist tested, rare irritation reports

—

Cost per Month

$36/month (~$1.20/day)

Excellent cost per oz at $3.24 / $2.91

Peptide Potency

Multi-peptide + biotin, panthenol, castor oil

—

Clean Formula

Prostaglandin-free, fragrance-free, cruelty-free

—

Ease of Use

Once-daily brush application, straightforward

—

Verdict

Solid mid-premium peptide serum with proven lash growth

Best-value pure castor oil for scalp and curl hydration.

Affiliate link — we may earn a commission