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Fine Hair

GRO Hair Serum

4.4
Rated 4.4 out of 5 stars
5,508 Reviews

#1 Prestige Hair Serum* for Thinning & Shedding

A plant-powered, clinically tested and scientifically proven serum that reduces shedding and thinning with visible results in as soon as 3 months.**

  • Reduces shedding and helps prevent hair thinning
  • Supports visibly fuller, healthier hair over time
  • Strengthens strands while promoting scalp health

Perfect for: Moderate to severe hair loss and thinning
Hair Concerns: Stress-related hair loss, post-partum, menopause, aging, medical conditions, harsh styling

One Time Purchase
For best results, we recommend 3-6 months of consistent use
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  • Reduces shedding and helps prevent hair thinning
  • Supports visibly fuller, healthier hair over time
  • Strengthens strands while promoting scalp health

There’s Power in Numbers

Up to 90%

reduction in signs of shedding**

Up to 56%

increase in appearance of hair density**

93%

saw less shedding†

90%

saw an improvement in appearance of their hair†

83%

said their hair was stronger and more resilient†

#1 Prestige Hair Serum* for Thinning & Shedding

Vegamour’s plant-powered, clinically tested solutions are designed to deliver real, visible results — because it’s not just about hair, it’s about feeling like yourself again.

Our Standards

  • Check

    Clinically Tested

  • Check

    Science-Backed

  • Check

    Trusted by Experts

  • Check

    Vegan

  • Check

    Clean

  • Check

    Cruelty-Free

See It to Believe It

Real women, real results, real confidence.

Based on consistent use for at least 90 days. Individual results may vary.

Based on consistent use for at least 90 days. Individual results may vary.

How to Use GRO Hair Serum

Visibly fuller, healthier hair in as soon as 3 months.**

Transform Your Hair & Your Confidence

With daily use of GRO Hair Serum, you may begin to notice:

Your GRO Timeline

  • Month 1

    Less breakage, with a healthier, more hydrated scalp**

  • Month 2

    Thicker, fuller hair with

    noticeable improvement**

  • Month 3

    Visibly less shedding and more resilient hair**

  • Month 4+

    Ongoing results and

    unmatched confidence

The Viral Hair Serum Trusted by Millions

4.4
Rated 4.4 out of 5 stars
Based on 5,508 reviews
Total 5 star reviews: 3.8k Total 4 star reviews: 962 Total 3 star reviews: 371 Total 2 star reviews: 172 Total 1 star reviews: 220
5,508 reviews
  • Enriqueta
    Reviewing
    GRO Hair Serum
    I recommend this product
    Rated 5 out of 5 stars
    12 minutes ago
    5 Stars

    Hi.i have received my hair serum but I haven’t used it yet im sure i will love the results when i start using it thank you

  • Hana
    Reviewing
    GRO Hair Serum
    I recommend this product
    Rated 5 out of 5 stars
    1 hour ago
    5 Stars

    Always love this product!

  • Terri
    Reviewing
    GRO Hair Serum
    I recommend this product
    Rated 5 out of 5 stars
    4 hours ago
    5 Stars

    I haven’t had it that long but so far I really like it…

    We’ll see how it goes next few months

  • Sarah
    Reviewing
    GRO Hair Serum
    I recommend this product
    Rated 5 out of 5 stars
    17 hours ago
    5 Stars

    Love this

  • Doris V.
    Verified Buyer
    Reviewing
    GRO Hair Serum
    I recommend this product
    Age Range 55-64
    What is your hair length? Short
    What are your concerns? Thinning hair
    What is your hair type? Fine
    How often are you using the product? Every day
    How long have you been using the product? 150 days (5 months) or more
    Rated 5 out of 5 stars
    Yesterday
    gro serum

    like it

  • *Based on 2024 USA unit sales of GRO Hair Serum. Source: YipitData
  • **Based on a 120-day independent, third-party clinical study with 40 participants using GRO Hair Serum once daily.
  • †Based on a 120-day consumer perception study of 40 participants using GRO Hair Serum once daily.
  • *Based on a 120-day independent, third-party clinical study with 40 participants using GRO+ Advanced Hair Serum once daily.
  • **Based on a 120-day consumer perception study of 40 participants using GRO+ Advanced Hair Serum once daily.
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