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Lash Thickeners

Sephora customers often prefer the following products when searching for Lash Thickeners.

For those seeking luscious, voluminous lashes, our collection of lash thickeners offers the perfect solution. Elevate your eye makeup game with these innovative formulas designed to add fullness and thickness to your natural lashes. Whether you prefer a dramatic, bold look or a more subtle enhancement, our range of lash thickening products provides options to suit every style and occasion. Say goodbye to thin, lackluster lashes and hello to fluttery, attention-grabbing eyes with our selection of top-rated lash thickeners.

CLINIQUELash Doubling Mascara

Size: 0.28 oz/ 8 mL·ITEM: 502641

Color: Black

704 Reviews

$37.00

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This product makes my sparse lashes look full...love the pointed brush....just right for individual lash applications...This mascara seemed to clump very easily (could add a second coat at all), and its effectiveness as a thickener was minimal.

What it is:
A lash-thickening mascara for bigger, better lashes.

What it does:
This mascara magnifies lashes to twice their size. The transfer-resistant formula thickens and the unique tapered brush grabs every lash.

What it is formulated WITHOUT:
- Parabens
- Sulfates
- Phthalates

What else you need to know:
This product is ophthalmologist tested. It is free of SLS, mineral oil, alcohol, gluten, and oil. It is also 100 percent fragrance-free.

$37.00

Clump free, gets every lash, my FAVORITE!...This is by far my favorite mascara. It gets every lash but never clumps, so you're lashes look naturally dark and lush...Great Bottom Lash Mascara...I got this in my play by sephora box and it is a great bottom lash mascara its alright for the top lashes and layers really well but I have others that are better. overall great mascara for bottom lashes

What it is: A mascara that kicks up the visible volume and length of each and every lash. Safe for sensitive eyes. 


Formulation Type: 
Volumizing, Lengthening


Ingredient Callouts: Free of parabens and phthalates.


What Else You Need to Know: This mascara creates lusher, plusher, and bolder lashes. The pure, deep color adds to the impact, while the lash definition draws attention to eyes. This product is also ophthalmologist tested, allergy tested, safe for sensitive eyes and contact lens wearers, and free of mineral oil and fragrance.

$40.00

I love this mascara but I do have to use it with a thickener mascara. It really lifts my lashes but it does need a second mascara to look perfect for me....Long lash vibes...Goes on really smooth and lifts my lashes instantly!!

What it is: A mascara that gives lashes instant and long-lasting volume, length, and lift with an exclusive "Load, Comb, and Lift" technology brush.

Highlighted Ingredients:
- Lash-Lifting Polymer: Lifts and holds lashes.
- Carnauba Wax and Microcrystalline Wax: Add body and texture to the formula for volume and length.
- Kerestore™: Creates a super-strong conditioning effect on individual hair fibers to create a thicker look and feel on lashes.

$46.00

the brush puts it on clumpy - but it does last and lengthen. There are better thickeners though....my fabu-lash...Reaches all the way to the lash root and perfect for evhanching your bottom lashes as well.

What it is: An iconic defining mascara that creates the look of longer lashes with a flake-free, non-clumping formula.

Ingredient Callouts: Free of sulfates SLS and SLES, formaldehydes, phthalates, retinyl palmitate, oxybenzone, coal tar, hydroquinone, triclosan, and triclocarban, and contains less than one percent of synthetic fragrances.

What Else You Need to Know: This lengthening mascara defines lashes using polymers formulated to lift and lengthen. The comb-like brush compliments the lengthening formula with a "hedgehog" bristle pattern that dispenses the perfect amount of product while separating for a natural eyelash look.

$32.00

What it is: A lash-conditioning undercoat that enhances the benefits of other Clinique mascaras, moisturizes, and helps to condition dry lashes.

Ingredient Callouts: Free of sulfates SLS and SLES, parabens, phthalates, and mineral oil. This product is also vegan and gluten-free.

What Else You Need to Know: Lash Building Primer is ophthalmologist-tested.

Please note: Lash Building Primer is not recommended for use with Lash Power Mascara, High Impact Curling Mascara, or Bottom Lash Mascara (each sold separately).

Too FacedRibbon Wrapped Lash Extreme Length Tubing Mascara

Size: 0.27 oz/8 mL·ITEM: 2966042

Color: Chocolate - warm brown

1K Reviews

$39.50

I'm obsessed with false lashes, and Too Faced's Ribbon Wrapped Lash has become a new favorite. ...BOLD Lashes...The Too Faced Ribbon Wrapped Lash Mascara gives my lashes amazing length and volume without clumping.

What it is: A tubing mascara that creates extreme length and dramatic lash separation for up to 24 hours—without smudging, clumping, or flaking.

Formulation Type:
Volumizing, Curling, Lengthening

Benefits: Long-wearing

Ingredient Callouts:
It is cruelty-free.

What Else You Need to Know: This sweat- and humidity-resistant mascara offers up to 24 hours of lash volume and curl. Its Lash Extension™ Brush sweeps through all lash types, enveloping them with deep-black pigment and elongating them to outstretched perfection. This tubing formula rinses off effortlessly with warm water.

DIORDiorshow Overvolume Extreme Volume Mascara

Size: 0.30oz/8.5g·ITEM: 2935021

Color: Overbrown - A dark brown

908 Reviews

$45.00

Lash Game Changer!...The curved brush grabs every lash and gives amazing lift and volume without needing a lash curler. ...Lash-by-lash effect...The brush separates the lashes well and gives that “lash-by-lash” effect.

What it is: A mascara that combines extreme volume and lash-by-lash definition in a high-intensity, no-transfer shade of black.


Benefits: Volumizing, Long-wearing


What Else You Need to Know: This intensely pigmented mascara instantly delivers an extreme volume boost while defining each lash for a fanned-out look. It coats lashes in a deep-black shade and is infused with D-Panthenol to help revitalize and strengthen them. The tube features the cannage motif, the iconic DIOR couture code.

HourglassCaution™ Extreme Lash Mascara

ITEM: 2087666

Size: Standard Size Black - 0.33 oz/ 9.4 g

2.8K Reviews

$48.00

What it is:
An all-in-one mascara that delivers a look of endless length, intense volume, and sky-high lift for extreme, dramatic lashes.

What it does:
Caution Extreme Lash Mascara’s smooth, buildable, ultra-black formula creates dramatic but weightless lash looks that don’t smudge or flake. The 4DAmplifier™ brush combines two brushes in one to deliver volume, length, lift, and definition for extreme lash looks. It saturates lashes with product from root-to-tip for the most volume in a single stroke, and perfectly coats the bottom lashes without smudging onto the lower lash line. The tapered end reaches even the smallest lashes in the corners of the eyes.

This product is vegan and cruelty-free.

ISAMAYAMascara- Lash Lengthening Mascara

Size: 0.33 oz / 9.75 mL·ITEM: 2855831

Color: Tar - carbon black mascara

15 Reviews

$51.00

Wouldn’t flake off my lashes onto my face, and 2. Wouldn’t clump my lashes or give them that obvious “mascara” look, but would still make my lashes look good. ...Day to day I prefer something like a lash tint, I also have very thick lashes already and this deepens them and adds length and definition.

What it is: A lengthening and volumizing mascara that delivers clump-free, intense definition and length with lash-loving ingredients.  

Formulation Type: 
Volumizing, Lengthening


Benefits: Long Wearing


Highlighted Ingredients: 
- Volumizing Lipo-Oligopeptide: Visibly thickens lashes.

- Vita-Hair and Growth-Boosting Molecules Complex: Supports lash growth.


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


What Else You Need to Know: This mascara is packed with growth

$24.00

Long Lashes...I loved the Lancôme lash idole flutter. It built my lashes long and separate. ...Lancôme Lash Idôle Flutter Mascara delivers! My medium , straight lashes got amazing volume, lift, & a beautiful fanned-out look.

What it is: An instant lash-boosting mascara that delivers up to 75 percent visible length for lashes that flutter to extreme lengths.

Formulation Type:
Curling and Lengthening

What Else You Need to Know: This mascara is for lashes that flutter to extreme lengths. The next-generation formula has an airy wax-in-water emulsion that visibly elongates lashes for a weightless feel and up to 24 hours of wear and a lash-extension look. The wand features the tiniest innovative elastomer brush—with over 480 nano-bristles that lengthen and separate every lash—for crazy long lashes. Extend your lashes into their length era.

Clinical Results: Among those who tested Lash Idôle Flutter Mascara in a consumer study:
- Saw

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“L'Oréal Professional's Pro Longer Hair Thickening Mask is a weekly deep treatment that's truly transformative for fine hair types grappling with thinning, damage, and split ends”
Thickening Mascaras
“This is absolutely one of my favorite mascaras. It is lengthening and thickening. I’ve never had a problem with it being clumpy”
Lash Conditioning Mascaras
“Love this mascara! Lengthens lashes without leaving big clumps or making lashes look fake and chunky”
Hair Thickening Shampoos
“This is a thick, clear shampoo with a great scent. It lathers really well and comes in an easy to hold bottle”
Lightweight Lashes
“They were very lightweight, gave a nice elevation to my eye look, and I would honestly recommend to lash beginners”
Top Lashes
“The thing i loved most about these clusters is their design, it matches exactly the natural lashes and comes in 3 sizes to replicate the natural look of human lash, small clusters for inner eye corner and larger lash clusters for mid and outer corner of lashes”
Thickening Hair Serum
“After I washed and blow dry my hair with the Izumi tonic shampoo and hair mask, I blow, dried my hair out completely and use this thickening rice, water hair serum”
Thick Lotions
“Treatment lotion from La Mer came in an exquisite bottle. The lotion made my skin feel hydrated and plump”

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