Free standard shipping on any $35 purchase

Use the following zoom and pan buttons to control the image that follows them

Lancôme Cils Booster XL Vitamin-Infused Lash Thickening Mascara Primer #1
Lancôme Cils Booster XL Vitamin-Infused Lash Thickening Mascara Primer #1

Tab through the images or use the previous or next buttons to navigate each product image

LancômeCils Booster XL Vitamin-Infused Lash Thickening Mascara Primer

Item 2278968

4.8 out of 5 stars. 4017 reviewsQ & A
Size:0.18 oz


Lancôme Cils Booster lash primer evenly separates and coats eyelashes with a nourishing, conditioning formula to maximize the results of your mascara. Infused with micro-fibers and vitamin E, this lash primer helps improve natural lash length, thickness, and curl over time for a false lash effect.



  • The #1 lash-conditioner and mascara primer all-in-one. Now in travel size!
  • Thick, voluminous, healthy lashes can be yours with just one sweep of this innovative mascara primer.
  • Gliding on smoothly and evenly, each coat creates an even surface layer to maximize the results of your favorite mascara by creating the look of fake eyelashes.
  • With a conditioning formula for visible performance, infused with micro-fibers, vitamin B5 and vitamin E, lashes appear longer and fuller by separating individual lashes to maximize volume.
  • This revitalizing lash primer will improve lash thickness and curl over time.
  • White in color, Lancôme's Cils Booster XL Vitamin-Infused Mascara Primer leaves lashes feeling luxurious and soft, while allowing the pigment of your favorite mascara to stand out for a dramatic eye makeup look.
  • This creamy and conditioning formula, not only lengthens and thickens lashes, but can also be worn overnight as a "lash mask."
  • Incorporate into your eye care routine by applying onto clean lashes to nourish and rejuvenate before bed.
  • Beauty Tip: Apply the luxurious Rénergie Lift Multi-Action Eye Cream before using Cils Booster XL for a youthful, radiant, wide-eyed look.


  • Works as a lash conditioner to nourish and condition eyelashes, while maximizing volume
  • Doubles as a lash primer by coating clean eyelashes smoothly, to provide an ideal mascara base for clump-free application
  • In a consumer test on a panel of 103 women using Cils Booster with their daily mascara:
  • 93% of consumers saw more length
  • 92% of consumers saw more volume
  • 85% of consumers saw more curl

How To Use

As A Base Coat For Mascara:

  • Apply from roots to tips of eyelashes. Do not wait until Cils Booster XL is dry before coating lashes with mascara.
  • Coat lashes with mascara for desired look, or until white primer is no long visible.
  • For a optimal color, intensity and a false-lash look, apply two coats of eyelash primer to bottom and top lashes, before applying mascara.

As A Nighttime Eyelash Conditioner:

  • After cleansing face, apply Cils Booster XL to bare lashes.
  • Allow to dry properly before sleep.

Store in a cool, dry place.


Aqua / Water / Eau, Oryza Sativa Cera / Rice Bran Wax, Copernicia Cerifera Cera / Carnauba Wax / Cire De Carnauba, Cera Alba / Beeswax / Cire Dabeille, Stearic Acid, Candelilla Cera / Candelilla Wax / Cire De Candelilla, Triethanolamine, Palmitic Acid, Acacia Senegal / Acacia Senegal Gum, Panthenol, PEG/PPG-17/18 Dimethicone, Sodium Polymethacrylate, Myristic Acid, Rayon, Hydroxyethylcellulose, Polycaprolactone, Polyquaternium-10, Tocopheryl Acetate, Methylparaben, Propylparaben.

Shipping & Coupon Restrictions

This brand is excluded from most Ulta Beauty coupons.

See brand eligibility details