Tube of Nulastin’s award winning eyebrow serum for fuller looking brows

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

Hair follicle infographic explaining elastin’s role in supporting fuller looking brows

Close-up of Allure x BROW Shape Altering Serum tube showing angled applicator brush and slim metallic packaging on white background

Wholesale Brow Shape Altering Serum Tester

Name: Wholesale Brow Shape Altering Serum Tester
Brand: NULASTIN
SKU: 0718122771011TEST
Price: 21.0 USD
Availability: InStock

Brow

Go from barely there to thicker, fuller, more youthful-looking brows. Our award-winning eyebrow serum, powered by Elastaplex® Technology, supports the natural brow growth cycle while helping strengthen and condition brows at the root for visibly reduced shedding and fallout.

Experience noticeable improvement in as little as 6 weeks, with even more visible results by 12.

One-time purchase

$84.00 $21.00

Enhances Visible Thickness
Amplifies Look of Fullness
Shapes & Defines

Cruelty Free

Paraben Free

Dermatologist Tested

Start with clean, dry eyebrows
Use the applicator to apply BROW Shape Altering
Serum in short, upward brush strokes onto the eyebrows, after skincare and before makeup application
Apply twice daily, AM & PM
The custom spoolie applicator is designed with synthetic bristles to pick up and deposit the ideal amount of serum for each brow

WARNING: Use only as instructed. For external use only. If redness or irritation occurs, stop using the product. If irritation or redness persists, consult your doctor. If you tend to have sensitivity to products, we recommend a patch test before use. Do not use if you are pregnant or nursing. If you are being treated for any eye or serious medical condition, consult your doctor prior to use. Keep out of reach of children.

Biodesigned Elastin

[sh-Polypeptide-50]

A biomimetic, five amino acid peptide that supports active melanocytes & keratinocytes to strengthen lashes, enhance lash color, and increase visible lash density.

Biodesigned Keratin

A biomimetic, full length elastin protein that helps supplement elastin where it is most needed to anchor the lash follicle– minimizing fall out and maximizing visible lash density, length and volume

Biodesigned Hepatocyte Growth Factor

[sh-Polypeptide-62]

A biomimetic, full length signal protein that collaborates with natural growth factors to support anagen (growth) and catagen (transition) phases to promote visibly thicker, longer lashes.

Biodesigned Isopropyl Cloprostenate

A biomimetic, analog of prostaglandin included at a specific concentration to safely and effectively support natural lash growth for visibly enhanced eyelashes.

INGREDIENTS/INGRÉDIENTS: Aqua/Water/Eau, Myristoyl Pentapeptide-17, Glycerin, sh-Polypeptide-50, Keratin, Carbomer, Sodium Phytate, Sodium Phosphate, Sodium Chloride, sh-Polypeptide-62, Isopropyl Cloprostenate, Sodium Hydroxide, Phenoxyethanol.

Real Responsibility: We’re rooted in trust and transparency

Chief Science officer and Founder holding Nulastin serums and smiling

All NULASTIN® products meet our Safe Science Standards: Dermatologist tested, vegan and formulated without sulfates, parabens, MI/MCI, formaldehydes, phthalates, talc, petrolatum and mineral oil.

Our core NULASTIN ingredients are biomimetic, meaning they mimic the body’s natural production to safely and effectively support hair and skin renewal without compromise.

Every NULASTIN product is backed by a 100% Performance Guarantee. If our product(s) did not perform up to your expectations, you may exchange or return it at any time for a refund. (Terms & Conditions Apply)

Smiling woman in a studio portrait, shoulder-length brown hair, wearing a sleeveless mauve top

Frequently Asked Questions

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

We are proudly designed in Boulder, Colorado, U.S.A. We also manufacture at partner locations in the U.S.A.. Our workforce supports American jobs within their communities.

The LASH, BROW, HAIR and SKIN products should not cause discomfort or irritation. If you tend to have a sensitivity to products, we recommend a patch test prior to use. This usually involves dabbing a small amount of product behind your ear or on your inner elbow and leaving it to dry for 48 hours. It is advisable to read the product warning label thoroughly, which is printed on the secondary packaging boxes.

Our exclusive Elastaplex® Technology supports all stages of the natural growth cycle and helps anchor-and-bind hair follicles at the root to reduce shedding and fall out. It’s a proprietary blend of biodesigned and biomimetic (mimic the body’s natural production) signal peptides and proteins, such as elastin and keratin, to help optimize the hair growth cycle.

Wholesale Brow Shape Altering Serum Tester

Enhances Visible Thickness

Amplifies Look of Fullness

Shapes & Defines

How to Use

Key Ingredients

Biodesigned Elastin

Biodesigned Keratin

Biodesigned Hepatocyte Growth Factor

Biodesigned Isopropyl Cloprostenate

Full Ingredients List

Real Responsibility: We’re rooted in trust and transparency

Safe Science Standards℠

Ingredients with Integrity

100% Performance Guarantee

Frequently Asked Questions

Where is your product made?

Will NULASTIN products cause irritation?

How does NULASTIN® with Elastaplex® Technology work and what’s in it?