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Home / Products / Hair Density & Growth Serum
★★★★★ 4.9 | 142 reviews · 95% recommend
Advanced 100-Peptide Scalp Treatment

Hair Density & Growth Serum

A targeted scalp treatment for widening parts, thinning temples, and excess shedding.

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1. Choose Your Supply
1-Month Supply $25.49 $29.99
Most popular2-Month Supply $50.98 $59.98
2. Choose Your Purchase Option
Subscribe & Save SAVE 15%
$59.98 $50.98
  • Auto delivery every 60 days
  • Free US shipping on every delivery
  • Skip or cancel anytime
One-Time Purchase $59.98
Hair Serum Oil
Free Hair Serum Oil in cart with subscription ($17.32 value)
$50.98 $59.98 per delivery · 2 × 30 ml You save $9.00
Dermatologist-approved
Dermatologist-approved in the US
Reviewed by a US board-certified dermatologist for daily scalp use.
60-day money-back Free US shipping Secure checkout
Complete Your Routine
Add-on pricing, only with this order
4-in-1 Hair Growth Spray
4-in-1 Hair Growth Spray−50%
$24.99$49.90
Keratin Mask for Damaged Hair
Keratin Mask for Damaged Hair−50%
$24.99$49.90
100 Peptides Complex, caffeine, rosemary oil, castor oil and sodium DNA

The Formula Behind Fuller-Looking Hair

Applied directly to the scalp, this concentrated formula pairs 100 Peptides with Caffeine, Biotin, Rosemary Oil, Castor Oil, and Sodium DNA to support fragile roots, reduce the look of thinning, and improve visible density with consistent use.

100-Peptide Complex
Supports the scalp environment behind stronger, fuller-looking hair.
Caffeine + Rosemary Oil
Help invigorate the scalp and support stronger-looking roots.
Biotin + Sodium DNA
Support root vitality and reinforce hair prone to weakness and breakage.
Castor Oil
Replenishes scalp moisture without the heavy finish of a traditional hair oil.

Trusted by Women Who've Tried Everything

Danielle P.
★★★★★
"My part looks fuller"

My part had been looking wider for months, especially in photos. After using this consistently morning and night, I started noticing that less of my scalp was showing through. My hair just looks fuller overall.

Danielle P. · Verified Buyer
Renata K.
★★★★★
"Finally, no greasy roots"

I’ve tried so many scalp oils and serums that made my fine hair look dirty by noon. This one absorbs almost immediately. I can use it in the morning, style my hair, and completely forget it’s there.

Renata K. · Verified Buyer
Monique T.
★★★★★
"I started seeing little new hairs"

Around two months in, I noticed short little hairs coming in around my hairline and part. By the 90-day mark, my roots looked noticeably denser. Staying consistent with it really made the difference.

Monique T. · Verified Buyer
Michelle A.
★★★★★
"My hair feels stronger, too"

I bought it for thinning, but what surprised me was how much stronger my hair started to feel. I’m noticing less breakage when I brush, and the top of my hair looks much less sparse than it used to.

Michelle A. · Verified Buyer

A Daily Scalp Serum Without Greasy, Weighed-Down Roots

This is a targeted scalp treatment, not a heavy hair oil. Apply a small amount where density looks compromised, massage it in, and continue with your day or nighttime routine.

Applying serum along the part
Targeted Application
Focus directly on the part, temples, hairline, and crown.
Fast Dry-Down
Absorbs quickly without leaving a sticky residue.
Wet or Dry Hair
Use after washing or between wash days.
No Greasy Finish
Roots stay light, fresh-looking, and ready to style.

Visible Density Starts With Consistent Use

Thinning doesn't change overnight. Starting with 60 days gives the formula time to support the scalp and the look of density while fitting easily into your existing routine.

Day 0 photo
Day 0
Visible thinning at the roots

The part, hairline, or crown may look sparse, while fragile hair is more prone to breakage.

Day 30 photo
Day 30
Stronger, healthier-looking hair

With consistent use, hair feels stronger at the roots, looks less fragile, and becomes less prone to breakage.

Day 60 photo
Day 60
Fuller-looking roots and density

With consistent use, the part, hairline, and crown look fuller and less sparse, with visible signs of new hair growth.

Individual results may vary. Consistent use is recommended. Start with 60 days

Because Thinning Hair Needs More Than One Step

Combine targeted scalp care with daily hairline support and breakage protection for a routine that addresses thinning from root to tip.

Step 01 · Treat Your product
Hair Density & Growth Serum
Hair Density & Growth Serum

Concentrated scalp care for visible thinning, weak roots, and loss of density.

$50.98
Step 02 · Boost
4-in-1 Hair Growth Spray
4-in-1 Hair Growth Spray

Targeted leave-in support for the hairline and areas where density looks compromised.

$24.99$49.90
Step 03 · Strengthen
Keratin Mask for Damaged Hair
Keratin Mask for Damaged Hair

Smooths and reinforces fragile lengths to help reduce the breakage that makes hair look thinner.

$24.99$49.90
All three steps

Frequently Asked Questions

Hair Density & Growth Serum
2-Month Supply · Subscribe
Hair Density & Growth Serum
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