Results

See It to Believe It

REAL-WORLD, REAL-WOMEN RESULTS.

See It to Believe It

REAL-WORLD, REAL-WOMEN RESULTS.

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

93%

saw less shedding**

90%

saw an improvement in appearance of their hair**

83%

said their hair was stronger and more resilient**

**Based on a 120-day consumer perception study of 40 participants using GRO Hair Serum once daily.

96%

more shine*

92%

reduction in breakage*

hours of hydration and frizz reduction*

*In a controlled hair swatch study using HYDR-8 Weightless Repair Oil.

What Else You Need To Know

Complimentary: GRO and HYDR-8 Essentials Kit

Fortify strands and replenish shine from roots to ends. Gently cleanse and condition with GRO Revitalizing Shampoo and Conditioner. Then, apply the best-selling GRO Hair Serum to leave hair looking thicker, fuller and healthier in as soon as 90 days.** After styling, finish with HYDR-8 Weightless Repair Oil to strengthen, smooth and add glass-like shine to all hair types, even fine and thin.

Kit Includes:

Fine Hair

GRO Revitalizing Shampoo

Learn more >

Fine Hair

GRO Revitalizing Conditioner

Learn more >

Fine Hair

GRO Hair Serum

Learn more >

New

HYDR-8 Weightless Repair Oil

Learn more >

Key Ingredients

The Key Ingredients

Marula Oil

Vitamin C Oil

Sacha Inchi and Chia Seed Oil Blend

Turmeric

Caffeine

Mung Bean and Red Clover Blend

Marula Oil

Smooths, hydrates and nourishes.

Vitamin C Oil

Minimizes frizz and provides antioxidant benefits.

Sacha Inchi and Chia Seed Oil Blend

Seals split ends and adds shine.

Turmeric

Increases the appearance of hair density.

Caffeine

Stimulates the scalp.

Mung Bean and Red Clover Blend

Nourishes the scalp and promotes healthier-looking hair.

CLINICALLY TESTED
VEGAN
CRUELTY-FREE

Formulated without

ARTIFICIAL COLORANTS
SILICONES

Just the facts

Frequently Asked Questions

Like any good wellness routine, results require effort to be maintained. If you stop using GRO Hair Serum, you'll see hair return to its natural state within a few months of discontinuing use.

When applied daily, expect to see results from GRO Hair Serum in 3-4 months. Our best advice: Consistency is key. With HYDR-8 Weightless Repair Oil, you’ll see instant results after your first use.

Use one dropper of GRO Hair Serum daily to see results in as soon as 90 days.** A little goes a long way with HYDR-8 Weightless Repair Oil, so always start with less and add more.

New

Complimentary: GRO and HYDR-8 Essentials Kit

A root-to-tip routine that includes shampoo, conditioner, serum and lightweight reparative oil for stronger, thicker and shinier looking hair.

One Time Purchase

Start by wetting hair. Lather a quarter-size amount of GRO Revitalizing Shampoo onto your scalp and down through the strands. Massage scalp thoroughly with fingers for 60 seconds to allow phyto-actives to absorb. Rinse out shampoo until water runs clear.
Follow with GRO Revitalizing Conditioner. Apply a quarter-size amount amount onto your scalp and down through the strands. Massage scalp thoroughly with fingers for 60 seconds to allow phyto actives to absorb. Leave in for 2 minutes and rinse out until water runs clear.
Apply GRO Hair Serum to the scalp. Fill one dropper and apply to areas where you’re seeing thinning or all over the scalp to promote hair wellness. Massage in. Do not rinse. Use daily to see results in as soon as 90 days.**
After styling, use HYDR-8 Weightless Repair Oil from mid-lengths to ends. Remember, a little goes a long way, so it’s important to really disperse the product evenly onto your hands. It leaves hair with a ton of shine — but without the weight — for glossy, thicker-looking hair from root to tip.

What happens if I stop using GRO Hair Serum?

Like any good wellness routine, results require effort to be maintained. If you stop using GRO Hair Serum, you'll see hair return to its natural state within a few months of discontinuing use.

How long does it take to see results?

When applied daily, expect to see results from GRO Hair Serum in 3-4 months. Our best advice: Consistency is key. With HYDR-8 Weightless Repair Oil, you’ll see instant results after your first use.

How much product should I use?

Use one dropper of GRO Hair Serum daily to see results in as soon as 90 days.** A little goes a long way with HYDR-8 Weightless Repair Oil, so always start with less and add more.

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Bundle for better hair days

AGELESS Gray Control Duo

4.6

Rated 4.6 out of 5 stars

373 Reviews

£124

Reviews

More Hair Wellness Must-Haves

For best results pair with these products

“This formula has made me a convert.”

“It’s rare to find a product that really does what it promises, but that’s what this serum is for me…”

“The solution you've been looking for.”

Fine Hair

GRO Revitalizing Shampoo

2021 Good Lightning Award Winner
Gently cleanse while supporting thicker, fuller looking hair. Formulated for thinning, lackluster hair, GRO Revitalizing Shampoo uses powerful plant-based phytoactives to reduce signs of shedding and improve the appearance of hair density. Additionally Karmatin™, a vegan alternative to keratin and silicone, works to fortify strands and replenish shine from root to tip. Color-safe, formulated without sulfates and best used with GRO Revitalizing Conditioner for instantly shinier, healthier looking hair.

Learn more

Fine Hair

GRO Revitalizing Conditioner

A sulfate-free, color-safe conditioner formulated to impart healthy looking shine while supporting thicker and fuller looking hair. Formulated for thinning, lackluster strands, GRO Revitalizing Conditioner uses powerful phytoactives to reduce signs of shedding and improve the appearance of hair density. It’s powered by Karmatin™, our vegan keratin alternative that works to fortify strands and replenish shine from root to tip.

Learn more

Fine Hair

GRO Hair Serum

2022 SHAPE Beauty Award Winner
Reduce signs of shedding for thicker, fuller looking hair with our original, best-selling GRO Hair Serum. Formulated for thinning, lackluster hair, this hair serum uses clinically-tested, plant-based phytoactives to improve overall hair wellness, soothing the scalp and increasing the appearance of hair density and thickness. Formulated with clean, vegan ingredients, and ideal to use as a daily hair wellness ritual. Delivers real, visible results in as soon as 90 days.*

Learn more

New

HYDR-8 Weightless Repair Oil

A hair repair oil that strengthens, smooths and adds natural shine. Ideal for fine or thin hair, it's formulated without silicones for a weightless finish.

Adds natural, glossy shine
Fights frizz and flyaways
Strengthens hair and seals split ends

Learn more

See It to Believe It

See It to Believe It

What Else You Need To Know

The Key Ingredients

Formulated without

Frequently Asked Questions

Complimentary: GRO and HYDR-8 Essentials Kit

Bundle & Save

Bundle for better hair days

Reviews

More Hair Wellness Must-Haves

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What Else You Need To Know

The Key Ingredients