








GRO Revitalizing Shampoo
2021 Good Lightning Award Winner
A clean, vegan shampoo that gently cleanses and strengthens thinning strands to support thicker, fuller, healthier looking hair.
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Benefits
How to Use
Ingredients
Ideal For
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Hair Longevity
Hair wellness® isn’t just about growth — it’s about preserving the scalp’s youth and extending the life of every strand for long-term vitality.
Biotech Innovation
By combining powerful plant actives with biotech innovation, we create advanced solutions that work synergistically with your hair biology.
Clinically Proven
Our formulas are backed by rigorous clinical and placebo-controlled studies, showing visible improvements in density, shedding and scalp health.
Science-Backed
Trusted by Experts
Vegan
Clean
Cruelty-Free
Science-Backed
Trusted by Experts
Vegan
Clean
How It Works
Karmatin™ Peptide With Smart Hair Delivery
Oligopeptide-2 & Glycoproteins
Biotin
Build Your Hair Wellness® Routine
Frequently Asked Questions