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Built for Hair Longevity

Designed to prolong the life of each strand and extend its active growth phase.

Scalp Renewal & Vitality

Leveraging proven biotech to preserve scalp youth and promote lasting vitality.

Root-Cause Solutions

Targeting the key drivers of hair thinning and shedding, not just the symptoms.

Bioavailable Ingredients

Clean, clinically backed actives optimized for maximum absorption and efficacy.

The Confidence Connection

Honoring hair as more than hair — it's your story, strength and how you show up.

Science-Backed
Trusted by Experts
Vegan
Clean
Cruelty-Free
Science-Backed
Trusted by Experts
Vegan
Clean
Build Your Hair Wellness® Routine
GRO Dry Shampoo
4.7
Rated 4.7 out of 5 stars
1,035 Reviews
GRO Dry Shampoo
$18 $18
Staying true to our 360º approach to hair wellness, we’ve created the only plant-based dry shampoo w
GRO Scalp Detoxifying Serum
4.7
Rated 4.7 out of 5 stars
223 Reviews
GRO Scalp Detoxifying Serum
$36 $42
A pre-shampoo treatment that clears buildup, oil and visible flakes from dryness.
GRO Revitalizing Shampoo
4.7
Rated 4.7 out of 5 stars
237 Reviews
GRO Revitalizing Shampoo
$14 $14
A science-backed shampoo that gently cleanses, strengthens and preserves density.
GRO Revitalizing Conditioner
4.8
Rated 4.8 out of 5 stars
93 Reviews
GRO Revitalizing Conditioner
$14 $14
A strengthening conditioner that helps protect against breakage and fragility over time.
GRO Revitalizing Shampoo & Conditioner Kit
With Karmatin™
4.6
Rated 4.6 out of 5 stars
1,032 Reviews
GRO Revitalizing Shampoo & Conditioner Kit
$22 $28
A biotech-backed wash day duo that preserves hair vitality and strength.
GRO Revitalizing Scalp Massager
4.9
Rated 4.9 out of 5 stars
332 Reviews
GRO Revitalizing Scalp Massager
$18 $18
Give your scalp the love and care it deserves! The GRO Scalp Revitalizing Massager features a series
GRO Revitalizing Shampoo and Conditioner Travel Size Kit
4.7
Rated 4.7 out of 5 stars
70 Reviews
GRO Revitalizing Shampoo and Conditioner Travel Size Kit
$28 $28
Kit includes: GRO Revitalizing Shampoo and GRO Revitalizing Conditioner Travel Size Enhanced with c
GRO Biotin Gummies for Hair Wellness®
4.6
Rated 4.6 out of 5 stars
591 Reviews
GRO Biotin Gummies for Hair Wellness®
$30 $36
A daily multivitamin formulated with biotin to boost hair wellness®.
The First Serums
of Their Kind
Shop Scalp Serums
Hair Thinning & Shedding
Explore targeted solutions that address common hair and scalp concerns — naturally and effectively.
4.4
Rated 4.4 out of 5 stars
5,573 Reviews
GRO Hair Serum
A clinically proven serum that supports scalp and follicle health before thinning begins.
Our Science
Validated through rigorous clinical, consumer and placebo-controlled studies, every product is tested to ensure real, visible results for your hair and scalp.
Care That Grows With You
From the first signs of thinning to more advanced concerns, our serums adapt to support your hair at every stage.
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