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LancômeCils Booster XL Enhancing Lash Primer

$25.50 $30

You save $4.50 (15%) off the list price

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Size 4.8 g, $150.61 / oz

Sold by Lancôme. Amazon's shipping and returns apply. Who sells Lancôme on Amazon

Amazon price as of Sep 28, 2026, 2:00 AM ET, subject to change: the price on Amazon at checkout is the one that applies. We may earn a commission; the price you pay is the same.

L'Oréal Paris Voluminous Lash Paradise Mascara Primer
1 dupe from $10.97, up to 74% less per ounce. Compare them

About the Product

What it is: White lash primer worn under mascara: rice bran, carnauba, beeswax and candelilla waxes with fine fibers that thicken and lengthen each lash, plus panthenol and vitamin E.

Highlighted Ingredients:

  • Beeswax
  • Carnauba wax
  • Panthenol

What Else You Need to Know:

  • Lancôme's number one lash-conditioning mascara primer. Gliding on smoothly and evenly, it creates a perfect base layer that maximizes the results of any mascara — adding visible length, volume, and curl for a bold, clump-free, false-lash effect.
  • Infused with micro-fibers, Vitamin B5, and Vitamin E, this clump-free formula separates and coats each lash evenly. White in color, it amplifies mascara pigment intensity while conditioning lashes to feel luxuriously soft, never stiff or brittle.
  • Clinically validated performance: in a consumer test with 103 women, 93% saw more length, 92% saw more volume, and 85% saw more curl. Over time, this revitalizing primer visibly improves natural lash thickness and curl with continued use.
  • More than just a mascara primer: Cils Booster XL doubles as a luxurious overnight lash mask. Apply to clean bare lashes before bed to nourish, condition, and deeply rejuvenate lashes while you sleep. Wake up to visibly softer, healthier lashes.
  • Apply from root to tip. Do not wait for it to dry before layering mascara. For best results, apply two coats to top and bottom lashes before your mascara. As a nighttime treatment, apply to clean lashes before bed and allow to dry before sleep.

From the Amazon listing.

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$25.50 $30

$150.61 / oz