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Highlights
Summary
The COSRX The Alpha-Arbutin 2 Discoloration Care Serum is a high-potency serum with anti-melanin active ingredients like Alpha Arbutin, Tranexamic Acid, and Niacinamide, effectively addressing every stage of hyperpigmentation while soothing irritation and providing hydration.
Benefits
- Improves the appearance of hyperpigmentation and discoloration
- Evens skin tone and brightens dark spots
Formulated Without
- Parabens
- Sulfates
- Phthalates
Key Ingredients
- Alpha-arbutin: decrease pigmentation in age spots, acne scars, and post-acne redness
- Tranexamic Acid: Improves brightness and treats discoloration
- Niacinamide: Smooths skin texture and treats fine lines
Item 2632053
Apply a proper amount evenly on the face, avoiding the eye area.
Water / Aqua / Eau, Propanediol, Glycerin, Niacinamide, Tranexamic Acid, Acetyl Glucosamine, Alpha-Arbutin, 1,2-Hexanediol, Dimethicone, Dimethyl Isosorbide, Diethoxyethyl Succinate, Butylene Glycol, Citric Acid, Alcohol, Sodium Polyacryloyldimethyl Taurate, Hydrogenated Lecithin, Xanthan Gum, Sodium Metabisulfite, Disodium Edta, Ethylhexylglycerin, Dextrin, Theobroma Cacao (Cocoa) Extract, Sodium Citrate, Madecassoside, Sodium Methyl Stearoyl Taurate, Sodium Hyaluronate, Tocopherol, Hydrolyzed Hyaluronic Acid, Sodium Hyaluronate Crosspolymer, Hyaluronic Acid, Ferulic Acid, Glycyrrhiza Glabra (Licorice) Root Extract, Panthenol, Arginine, Methyl Trimethicone, Allantoin, Glutathione, Sodium Acetylated Hyaluronate.
This brand is excluded from most Ulta Beauty coupons.
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Reviews
Review Snapshot
by PowerReviews
Ratings Distribution
Most Helpful Positive Review
Incredible Serum for Hyperpigmentation
I cannot believe how much I love this Serum. It worked absolute wonders on my face in just one week, and it continues to work it's magic. If you have any sort of hyperpigmentation, acne scarring, sunspots, or dark spots from waxing, you need to add the CosRx Alpha-Arbutin 2 Discoloration Care Serum ...
Most Helpful Critical Review
Caused new breakouts
I wanted to love this, I really did! I have done research on tranexamic acid and was stoked to find this serum at Ulta for 25 dollars. I have post acne scars and I saw this was highly rated and the price wasn't bad. I used it twice a day as directed and I started noticing new breakouts. I hoped it w...
1197 results
Waiting for results but Optimistic
Reviewed at

The serum has a lightweight consistency and I don't mind using it, but I haven't seen any major results in only a week. I plan to continue using it because it packs in a lot of beneficial ingredients in one product, which I love. This will keep my beauty routine simplified but potentially really effective. I look forward to seeing my skin improve and having dark spots fade.
Good product, seeing results.
Reviewed at

I've been using this for just over 2 weeks now and can definitely see lightening in my hyperpigmentation from acne. I use the product once a day after washing my face, focusing on where I have the most hyperpigmentation. It doesn't take a lot of product and it never feels sticky or heavy. I have sensitive/ acne prone skin and have not had any negative reactions. I will continue to use this product.
Great serum
Reviewed at

Another awesome COSRX product! I don't think I've found anything from this brand I don't like. The Alpha-Arbutin 2 Discoloration Care Serum has such a nice finish on the skin. It makes my skin feel so smooth and hydrated, and using it over the course of a week I've already noticed my skin looks brighter and more even. The finish after applying is also really nice- it makes my skin look glowy and healthy.
Nice formula and texture
Reviewed at

I really enjoy that this product goes on smoothly and that it isn't super fragrant. It only takes a few drops to cover your face! It's hard to tell if it has improved any of my dark spots. Maybe with continued use, I will see results, but I haven't observed anything yet after a week.
Fading Away
Reviewed at

I am very impressed with The Alpha-Arbutin 2 Discoloration Care Serum. I have tried many OTC and prescription skincare products to try to fade my hormonal hyperpigmentation and post-acne scarring. Some of those products were very expensive and didn't help me achieve the fading level I was anticipating. I have very fair skin and any type of dark spot is a big contrast between my skin tone. Dark spots take an extremely long time to fade so finding a product that will help speed that process up is important to me. I am shocked at how affordable Cosrx has made this serum. The ingredients are extremely high quality and potent. I like that the bottle is not clear so that it helps extend the potency of the serum. I like how the ingredients help support my already reactive and irritated skin, helps retain moisture in my skin and helps brighten my skin tone. It's a very lightweight and thin consistency. It's easily absorbed into the skin and it doesn't leave any lingering residue on the skin
Questions
Q&A
Showing 5 out of 11 Questions
- Q
Should this be used morning or night?
- Asked by Jenn
- Official Answer By COSRX - Brand EngageThis serum can be used both in the morning and at night. However, if you choose to use it in the morning, we recommend applying a broad-spectrum sunscreen afterward.Was this answer helpful to you
- Q
Can I use this with the blemish pore pads?
- Asked by Faith
- Official Answer By COSRX - Brand EngageYes, you can use the Alpha-Arbutin 2% Discoloration Care Serum along with the One Step Original Blemish Pore Clear Pads. We recommend using the blemish pore pads first to help exfoliate and clear your pores. After that, you can apply the Alpha-Arbutin serum to target discoloration and improve your skin tone. Just be sure to follow up with a moisturizer and sunscreen during the day for the best results. If you have sensitive skin, we suggest doing a patch test before using both products together to ensure compatibility.Was this answer helpful to you
- Q
Should i use this before or after my CORSX 6 peptide skin booster?
- Asked by T
- Official Answer By COSRX - Brand EngageFor optimal results, we recommend applying the Alpha-Arbutin Serum after the 6 Peptide Skin Booster. Since the peptide serum is designed as the first-step booster to enhance the affects of subsequent serums and ampoules, it should be applied first, followed by the Alpha-Arbutin Serum.Was this answer helpful to you
- Q
Can ise this with either Zero pore pad toner or Retinal shot?
- Asked by Cher
- Official Answer By COSRX - Brand EngagePlease understand that we cannot provide guidance on using our product in combination with other brands. However, we do not recommend mixing it with high-potency products such as retinol, vitamin C. As always, it's best to perform a patch test before applying new products to your entire face.Was this answer helpful to you
- Q
Can you use this along with a retinol?
- Asked by Lilfitter
- Official Answer By COSRX - Brand EngageWe don't recommend using this serum along with retinol. Please use them at different times of the day, for example, applying the Alpha-Arbutin serum in the morning and retinol in the evening. If you have sensitive skin, consider doing a patch test or consulting with a dermatologist before using the product.Was this answer helpful to you