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For Your Best Brows, Start Now

97% noticed brows appeared fuller*

*Based on the results of a 12-week independent clinical study

Close-up of Brow Shape Altering Serum wand showing bristled brush applicator and a clear serum droplet on a reflective white surface
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Code: THESKIMM30
Front view of BROW Shape Altering Serum tube showcasing sleek white packaging with purple N logo on light gray background
Woman applying NULASTIN Brow Shape Altering Serum with close-up of the applicator brush
Photo infographic showing Results after 12 weeks — +100% saw visible brow growth and +97% noticed brows appeared fuller
Front view of Brow Shape Altering Serum tube showing slim metallic packaging and angled brush applicator on white background
Timeline of eyebrow results: 0–3 weeks elastin activates; 3–6 weeks subtle denser brows; 6–12 weeks thicker, fuller brows
Front view of Allure x BROW Shape Altering Serum tube showcasing angled brush applicator on white background
Angled view of Allure x BROW Shape Altering Serum tube showcasing angled brush applicator on light gray background
Labeled benefits graphic showing Signal Proteins, Elastin Protein, and Keratin Protein with brief eyebrow benefits
Angled view of Allure x BROW Shape Altering Serum tube showcasing angled brush applicator on white background
Close-up of Allure x BROW Shape Altering Serum tube showing angled applicator brush and slim metallic packaging on white background
Front view of BROW Shape Altering Serum tube showcasing sleek white packaging with purple N logo on light gray background
Photo infographic showing Results after 12 weeks — +100% saw visible brow growth and +97% noticed brows appeared fuller
Front view of Brow Shape Altering Serum tube showing slim metallic packaging and angled brush applicator on white background
Timeline of eyebrow results: 0–3 weeks elastin activates; 3–6 weeks subtle denser brows; 6–12 weeks thicker, fuller brows
Front view of Allure x BROW Shape Altering Serum tube showcasing angled brush applicator on white background
Angled view of Allure x BROW Shape Altering Serum tube showcasing angled brush applicator on light gray background
Labeled benefits graphic showing Signal Proteins, Elastin Protein, and Keratin Protein with brief eyebrow benefits
Angled view of Allure x BROW Shape Altering Serum tube showcasing angled brush applicator on white background
Close-up of Allure x BROW Shape Altering Serum tube showing angled applicator brush and slim metallic packaging on white background

BROW Shape Altering Serum

Brow
  • , 1 of 2
  • , 2 of 2

Get your brows back with our top rated NULASTIN eyebrow serum, clinically proven to visibly restore shape, density and fullness. Voted Best Brow Treatment by SHAPE Beauty, see noticeable results in 6 weeks and triple the wow in 12. 

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1 tube is approximately a 5-6 week supply when used 2x daily

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You’ll miss 15% off every subscription order.

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You’ll miss consistency and control you can depend on.

This stuff works!!

This Works!! I was skeptical at first but after 6 weeks I already see major growth. If you are thinking about it, just do it!! You wont regret it.

Becki
  • Enhances Visible Thickness

  • Amplifies Look of Fullness

  • Shapes & Defines

Cruelty free icon
Cruelty Free
Dermatologist tested icon
Dermatologist Tested
Paraben-free formulation icon
Paraben Free

Clinically Proven to Boost the Look of Brows and Confidence

100 %

saw visible brow growth*

97 %

noticed brows appeared fuller*

97 %

had more confidence in their appearance*

Close-up of brow serum spoolie applicator showing bristled brush and two droplets on a lavender surface with glass dish

* Based on the results of a 12-week independent clinical study.

Smiling woman applying brow serum with a wand while looking into a mirror

Get Into a Routine

Great brows don’t require hours of effort. Your routine for visible results: Two swipes, twice a day. With consistency, it's that easy.

1 BROW Tube = 6 Weeks
2 BROW Tubes = 12 Weeks

Pro Tip: Take a before shot and look at it daily. It’s a great way to stay motivated—and stay on track.

Eyebrow close-up showing sparse hairs and visible skin texture before treatment

Week 0-3

Elastin begins to activate at the root of the hair follicle.

Close-up of a brow showing visibly denser hairs along the arch after 3–6 weeks of serum use

Week 3-6

Start seeing subtle changes, like visibly denser brows.

Close-up eyebrow showing thicker, fuller hairs after weeks of twice-daily brow serum use on light skin

Week 6-12

Continue ongoing application for more progress and to maintain beautiful, lasting results.

Skimm'r Exclusive
Save 30% Today
Code: THESKIMM30
Skimm'r Exclusive
Save 30% Today
Code: THESKIMM30
Skimm'r Exclusive
Save 30% Today
Code: THESKIMM30
Front view of NULASTIN Brow Shape Altering Serum tube with open applicator showcasing white packaging and purple N logo on a purple gradient background

Try it, Love it or Get Refunded.

We have a 100% Performance Guarantee, so you can shop with confidence—completely risk free. (T&C's Apply)

NULASTIN BROW Serum Reviews

Frequently Asked Questions

Got a question about BROW serum? The answer may be right here or you can check our full list of FAQs.

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