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 →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#1
#36
Regrowth Efficacy
Fuller lashes in 6–8 weeks
Reported growth in 2–4 weeks; varies by user
Irritation
Ophthalmologist tested, rare irritation reports
Prostaglandin-free; mild irritation rare but possible if serum enters eye
Cost per Month
$36/month (~$1.20/day)
$17.09 (Prime); $23.40 (Subscribe & Save); mid-range per-month cost
Peptide Potency
Multi-peptide + biotin, panthenol, castor oil
Multi-peptide + biotin, caffeine, niacinamide, botanicals
Clean Formula
Prostaglandin-free, fragrance-free, cruelty-free
Prostaglandin-free, vegan, botanicals; minimal irritants
Ease of Use
Once-daily brush application, straightforward
Fine-tip applicator, once daily at lash line; straightforward routine
Verdict
Solid mid-premium peptide serum with proven lash growth
Affordable, prostaglandin-free lash serum with decent peptide support
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