Plump + Juicy Lip Booster
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Plump + Juicy Lip Booster Smooth Like Butter
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Plump + Juicy Lip Booster

Buttery Treatment

120 total customer reviews

Free Shipping on US Orders $40+ & Free Returns

Full, cushiony, smooth like butter.
Clean, buttery treatment packed with rich, concentrated fatty acids + lip-boosting actives for your smoothest, fullest, most cushiony lips ever.

Review: 5 out of 5

Not sticky, makes my dry, thin lips look juicy and HEALTHY.

Krissy

Review: 5 out of 5

I love this product! I put it on as my last step of my nightly skincare routine and I wake up with super hydrated, plump, and healthy lips!

Brianna

Benefits & Ingredients
Peptides

Visibly firms + smooths

Plump Oleoactif

Visibly strengthens + plumps

Hyaluronic Acid

Hydrates

Concentrated Fatty Acids

Soothes + softens

How to Use
FAQs
Clinical Results
Pairs Best With
Weightless Lip Color Full-Size Lip Treatment + Mini Spray-On Serum
weightless lip color sugar high
Weightless Lip Color
Full-Size Lip Treatment + Mini Spray-On Serum

Powerhouse treatment softens, smoothes + hydrates

The ultimate lip care to instantly replenish lips and promote moisture retention while visibly reducing the look of lines and wrinkles. Soothes dry, flaky lips.

7x more lip-boosting actives*

Hyaluronic acid, peptides, and plumping botanicals help visibly strengthen, redensify, and contour–leaving lips in the best shape ever. The plumper, the better. 

*when compared to Kosas Wet Oil Lip Gloss

Super clean + comfy

Smooth, buttery texture with natural emollients that’s never sticky or waxy.

Kosas Clean

Vegan. Gluten-free. Cruelty-free. Free of petroleum derivatives and plumping irritants.

Check out our Kosas Clean page for the full list.

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4.5
Rated 4.5 out of 5 stars
Based on 120 reviews
Total 5 star reviews: 88 Total 4 star reviews: 15 Total 3 star reviews: 9 Total 2 star reviews: 3 Total 1 star reviews: 5
85%would recommend this product
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120 reviews
  • T
    Thomas
    3 months ago
    Rated 5 out of 5 stars
    5 Stars

    I love it

  • NR
    Natalie R.
    Verified Buyer
    Age Range 45 - 54
    Astrology Water — Cancer; Scorpio; Pisces
    Hair Color Blond
    Skin Tone Light
    Skin Type Combination
    Recommend Yes -1000%
    6 months ago
    Age Range 45 - 54
    Astrology Water — Cancer; Scorpio; Pisces
    Hair Color Blond
    Skin Tone Light
    Skin Type Combination
    Recommend Yes -1000%
    Rated 5 out of 5 stars
    Love this lip balm!

    Perfectly balanced! Plumps and hydrates but isn’t gooey. Sticks around for longer than most balms even when eating or drinking. Kosas, you’re knocking it out of the park! I have one in every bag now.

  • EA
    EMMA A.
    Verified Buyer
    Age Range 35 - 44
    Astrology Air — Gemini; Libra; Aquarius
    Hair Color Brown
    Skin Tone Medium
    Skin Type Combination
    Recommend Yes -1000%
    7 months ago
    Age Range 35 - 44
    Astrology Air — Gemini; Libra; Aquarius
    Hair Color Brown
    Skin Tone Medium
    Skin Type Combination
    Recommend Yes -1000%
    Rated 5 out of 5 stars
    Love the moisture

    I loved the moisture it provides and I like to apply it at night before bed I feel like when I wake up my lips are fuller 🤷🏽‍♀️ swoll like but in a good way 🤣🩷

  • DT
    Debbie T.
    Verified Buyer
    Age Range 55 - 64
    Hair Color Brown
    Skin Tone Medium
    Skin Type Normal
    Recommend Yes -1000%
    8 months ago
    Age Range 55 - 64
    Hair Color Brown
    Skin Tone Medium
    Skin Type Normal
    Recommend Yes -1000%
    Rated 5 out of 5 stars
    Feels Wonderful!

    This product just feels wonderful on your lips! It feels moisturized, without feeling greasy. Love this!

  • KL
    Katalina L.
    Verified Buyer
    Age Range 55 - 64
    Astrology Fire — Aries; Leo; Sagittarius
    Hair Color Blond
    Skin Tone Light
    Skin Type Dry
    Recommend Yes -1000%
    9 months ago
    Age Range 55 - 64
    Astrology Fire — Aries; Leo; Sagittarius
    Hair Color Blond
    Skin Tone Light
    Skin Type Dry
    Recommend Yes -1000%
    Rated 5 out of 5 stars
    Fav!

    Use it at night and wake up plumped

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