Get notified when is back in stock
Kosas
GrowPotion Fluffy Lash and Brow Boosting Serum
Get notified when GrowPotion Fluffy Lash and Brow Boosting Serum is back in stock
Get notified when GrowPotion Fluffy Lash and Brow Boosting Serum arrives
GrowPotion Fluffy Lash and Brow Boosting Serum is only available to BlueRewards members
By continuing, you agree to Bluemercury's Privacy Notice.
Free Returns
Shipping
BlueRewards Members | Non-Member | |
---|---|---|
Ground Shipping | Free for all BlueRewards Members | Free over $100 spend, $7 for orders less than $100 |
Two-Day Shipping | Free over $150 spend, $10 for orders less than $150 | $10 |
Orders placed by 12 p.m. Eastern time will be processed the same business day. Orders placed on weekends and holidays will be processed the next business day.
For curbside pickup, call your local store. You can find your closest store here.
View our full policy here.
By continuing, you agree to Bluemercury's Privacy Notice.
Featuring a unique two-in-one applicator to maximize both your brows and lashes, this serum creates the perfect environment for hair to thrive with a clean, 97 percent naturally derived, hyaluronic acid-powered formula with vegan keratin and a trio of peptides. It is also ophthalmologist tested, safe for sensitive eyes, and prostaglandin-free. Use it consistently on a daily basis for 12 weeks to see best results.
- 97% saw clinically measured improvement in brow length and lash volume
- 93% would recommend this product to a friend
- 90% agreed it restored the appearance of misshapen or overplucked brows
UPC
810021894140
- Peptide Trio: Promotes the look of length and thickness
- Vegan Keratin: Provides essential building blocks of healthy-looking, fortified hair
- Provitamin B5: Promotes smooth, shiny hair
Water (Aqua), Pullulan, Propanediol, Glycerin, Butylene Glycol, Sorbitol, Pentylene Glycol, Xanthan Gum, Sodium Hyaluronate, Panthenol, Soy Amino Acids, Wheat Amino Acids, Arginine Hcl, Serine, Threonine, Trehalose, Acetyl Tetrapeptide-3, Biotinoyl Tripeptide-1, Myristoyl Pentapeptide-17, Trifolium Pratense (Clover) Flower Extract, Citric Acid, Dextran, Sodium Gluconate, Acacia Senegal Gum, Phenethyl Alcohol, Potassium Sorbate, Ethylhexylglycerin, Benzyl Alcohol, Benzoic Acid.
- Apply nightly.
- Use flatter side of applicator to coat entire brow area.
- Angle the pointed tip to apply along top lash line.
- Avoid applying near inner-eye corner or inside waterline.
- Start with clean, dry face and wait one to two minutes for serum to dry.
- Apply a thin layer to the roots of upper lash line.
- Only use one dip of serum for each brow and lash (a little goes a long way).
- Don’t apply makeup immediately after.
- Don’t apply to bottom lashes (upper application takes care of your lower lashes)
- Don’t skip days—that’ll just delay your visibly full, fluffy results.
- Apply nightly.
- Use flatter side of applicator to coat entire brow area.
- Angle the pointed tip to apply along top lash line.
- Avoid applying near inner-eye corner or inside waterline.
- Start with clean, dry face and wait one to two minutes for serum to dry.
- Apply a thin layer to the roots of upper lash line.
- Only use one dip of serum for each brow and lash (a little goes a long way).
- Don’t apply makeup immediately after.
- Don’t apply to bottom lashes (upper application takes care of your lower lashes)
- Don’t skip days—that’ll just delay your visibly full, fluffy results.


Find Your Shade

Welcome to next-level clean beauty that’s about revealing, expressing, and feeling comfy in your skin. It’s good makeup (not no makeup) that’s quick, easy, can’t mess it up. And it’s clinically proven to actually make your skin better, even when it’s bare.
Learn more about KOSAS founder Sheena Yaitanes in this exclusive Q+A!
Shop kosas