See Why Thousands Choose GRO
Watch how our best-selling serum helps reduce shedding and support visibly fuller-looking hair.
Our best-selling daily serum helps reduce shedding and support visibly fuller, healthier-looking hair in as soon as 90 days.
GRO Hair Serum
Our best-selling serum powered by phytoactives and peptides that visibly reduces shedding and supports fuller, healthier-looking hair.
Plant-Powered for Fuller Hair
A lightweight daily serum formulated with phytoactives and peptides to help reduce shedding and support thicker, healthier-looking hair.
★★★★★ 4.4 Stars | 5,700+ Reviews | 93% Saw Less Shedding
Everything Your Scalp Needs
✓ Reduces Shedding
93% of users reported less shedding after consistent use.*
✓ Plant-Powered Formula
Phytoactives and peptides help support healthier-looking hair from the scalp.
✓ Lightweight & Non-Greasy
Fast-absorbing and easy to use on wet or dry hair.
✓ Fits Any Routine
One dropper a day. No rinsing required.
Healthy Hair Starts at the Scalp
GRO Hair Serum combines plant-based phytoactives and bioengineered peptides to support the scalp environment where healthier-looking hair begins.
Its lightweight, water-based formula absorbs quickly without buildup, making it easy to use every day.
Results You Can See
In a 120-day consumer study:
Results based on consistent daily use. Individual results may vary.
93% reported less shedding
90% noticed healthier-looking hair
83% said their hair felt stronger
Real Reviews. Real Results.
Complete Your GRO Routine
Frequently Asked Questions