Kosas GrowPotion Fluffy Brow + Lash Boosting Serum

What it is: A brow-and-lash-boosting serum powered by peptides and vegan keratin to accelerate the appearance of fuller, feathery brows and longer, thicker lashes.

Highlighted Ingredients:
- 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.

Ingredient Callouts: This product is vegan, gluten-free, cruelty-free, and comes in recyclable packaging.

What Else You Need to Know: 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.

Clinical Results: In a 12-week, expert-graded study with 29 subjects*:
- 97% saw clinically measured improvement in brow length and lash volume

In a 12-week consumer study with 29 subjects:
- 93% would recommend this product to a friend
- 90% agreed it restored the appearance of misshapen or overplucked brows

*Results may vary. Brow results are expected sooner than lashes due to differing hair cycles.

Clean + Planet Positive at Sephora
When you see our Clean + Planet Positive seal, this brand's products are formulated without certain ingredients that are potentially harmful to human health and environment. They also address ingredients clients are concerned about, including phthalates, formaldehyde or formaldehyde releasers, oxybenzone and octinoxate, hydroquinone, triclosan, coal tar, methylisothiazolinone and methylchloroisothiazolinone, insoluble plastic microbeads, and more: For the full list, check out the Ingredients tab.

On top of meeting the Clean at Sephora formulated without list, these brands are on a mission to do right by your routine and the planet by making climate commitments and focusing on sustainable sourcing, responsible packaging, and environmental giving.

Size:

.11 OZ