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
#2
#36
Regrowth Efficacy
Longer, fuller lashes in 6–12 weeks
Reported growth in 2–4 weeks; varies by user
Irritation
Eye-safe; rare mild stinging if migrates
Prostaglandin-free; mild irritation rare but possible if serum enters eye
Cost per Month
$21/month; mid-premium range
$17.09 (Prime); $23.40 (Subscribe & Save); mid-range per-month cost
Peptide Potency
Multi-peptide + biotin, panthenol, castor
Multi-peptide + biotin, caffeine, niacinamide, botanicals
Clean Formula
Prostaglandin-free, fragrance-free, not vegan
Prostaglandin-free, vegan, botanicals; minimal irritants
Ease of Use
Precision brush, once daily, mess-free
Fine-tip applicator, once daily at lash line; straightforward routine
Verdict
Premium peptide serum, proven results, widely trusted
Affordable, prostaglandin-free lash serum with decent peptide support
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