ISOI Brightening Serum

Regular price $38.00 $19.00 50% off
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    • A 10-year Olive Young award-winning bestseller — now upgraded with Rose PDRN.

      ISOI Brightening Serum is the renewed version of the brand’s iconic Blemish Care Up Serum, reformulated to deliver enhanced antioxidant support, improved hydration, and more refined tone-evening care.

      Designed for dark spots, uneven pigmentation, and post-blemish marks, this upgraded formula maintains its gentle, sensitive-skin-friendly profile while boosting overall radiance and texture.

      What’s New

      Rose PDRN (Plant-Derived DNA)
      Low-molecular PDRN derived from Damask Rose helps support antioxidant care and improve the appearance of uneven tone.

      Enhanced Hydration System
      Rosa Damascena Flower Water and multi-layer Hyaluronic Acid deliver lightweight moisture for smoother-looking skin.

      Signature Ingredients

      Premium Bulgarian Rose Otto Oil
      Only 1g extracted from 3,000 roses. Steam-distilled for purity to help support skin clarity and glow.

      Arbutin & Bearberry Leaf Extract
      Help visibly brighten and refine the look of dark spots.

      Supporting ingredients include Panthenol, Trehalose, and Allantoin for moisture balance and soothing care.

      Ideal For

      • Uneven skin tone
      • Dark spots and post-blemish marks
      • Dull or tired-looking skin
      • Sensitive or acne-prone skin

      Texture

      Lightweight, fast-absorbing serum that leaves skin smooth and comfortably hydrated.

      35 ml / 1.18 fl oz

    5.0
    Rated 5.0 out of 5 stars
    Based on 20 reviews
    Total 5 star reviews: 19 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
    100%would recommend this product
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    20 reviews
    • S
      Sabrina
      2 months ago
      Rated 5 out of 5 stars
      Hydrating glow with the prettiest lightweight texture ✨

      I’ve genuinely been enjoying this serum both morning and night lately. The texture feels lightweight, silky, and very comfortable on the skin without feeling sticky or heavy at all. It layers beautifully with the rest of my routine and gives my skin a really fresh, healthy-looking glow almost immediately.

      One of my favorite things about this serum is how elegant and calming the overall experience feels – from the soft floral scent to the way the formula melts into the skin so smoothly. My skin has been looking more hydrated, more radiant, and overall more refreshed.

      I also love how well it works under moisturizer and makeup without pilling. It gives that soft dewy finish while still feeling breathable and gentle on sensitive skin days.

      Definitely became one of those products I naturally keep reaching for in my routine

    • E
      E
      2 months ago
      Rated 5 out of 5 stars
      Good serum for glowing skin

      The packaging of this serum is so pretty and texture is very lightweight, it absorbed so well to my skin. Definitely recommend guys

    • AJ
      Angela J.
      2 months ago
      Rated 4 out of 5 stars
      Great for glow

      This product felt a little bit harsh on my skin at first. I have very sensitive skin though and the sensitivity went away after continued use.

      After continued use this product helps to reduce the look of dark spots and uneven tone to give you a clearer complexion.

      Targets dark spots, pigmentation, and post-blemish marks while staying gentle and improving radiance and texture.

      I have been using this in tandem with the wrinkle patches for weeks now and I would recommend not using it if your skin is feeling sensitive, but otherwise it does exactly what it says.

    • D
      Deepti
      2 months ago
      Rated 5 out of 5 stars
      Absolutely amazing

      Love this soothing serum. Its so hydrating.

    • AS
      Anila S.
      2 months ago
      Rated 5 out of 5 stars
      Worth every bit 💕

      I have a little cheat code for good skin ✨ Thanks to attending the Kbeautylayover event last year, I got to try this duo before. And honestly… for any girl dealing with those stupid dark spots, annoying blemish marks, or stubborn pigmentation, this combo is basically a must-have

      I start with the ISOI Brightening Serum. It’s not an instant glow product, but it builds that clean, even radiance over time. It absorbs so nicely and helps keep my skin looking clearer and more balanced in the long run and#*****;