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
#66
Regrowth Efficacy
Longer, fuller lashes in 6–12 weeks
Claims 4 weeks; unverified in independent reviews
Irritation
Eye-safe; rare mild stinging if migrates
Hypoallergenic claimed; limited irritation data
Cost per Month
$21/month; mid-premium range
$7.99/8ml; ~$0.31/day
Peptide Potency
Multi-peptide + biotin, panthenol, castor
Tripeptide-1 + myristoyl pentapeptide-4 + plant extracts
Clean Formula
Prostaglandin-free, fragrance-free, not vegan
Peptide-based, likely fragrance-free, prostaglandin-free
Ease of Use
Precision brush, once daily, mess-free
Once-daily brush applicator application
Verdict
Premium peptide serum, proven results, widely trusted
Affordable peptide option for beginners
Affiliate link — we may earn a commission