4.5
95% of reviewers would recommend to a friend
COSRX
4.5 • 134 Reviews
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4.5
95% of reviewers would recommend to a friend
COSRX earns strong reviews as an effective, no‑frills skincare brand, with standouts like Advanced Snail 96 Mucin Power Essence, Acne Pimple Master Patch, and Full Fit Propolis Synergy Toner delivering hydration, calming, and visible acne relief. Reviews also note drawbacks: certain formulas feel sticky or slimy, can trigger breakouts or irritation on sensitive or dry skin, and some cleansers and exfoliants underperform or feel stripping.
AI summary based on Thingtesting reviews
3mo ago
I love COSRX products for my sensitive skin, and I keep going back to this toner. It helps my almost breakouts disappear by the morning, and it’s a constant in my nightly routine. I take it with me when I’m traveling, too. I like to pair it with the 6 Peptide serum.

3mo ago
Really enjoy this cleanser! I typically use it when I’m in the shower in the morning. It smells nice and feels nice on the skin. It’s never drying, even in the winter. It does the job and I would repurchase in the future

These hydrogel eye patches are really good for reducing undereye puffiness and dark circles but you have to be patient and consistent with them. The texture can feel a bit off putting at first since they are more moist than usual under eye patches. I think they are a nice selfcare product but since they have snail mucin just be aware that they can feel slimy.

6mo ago
I cannot speak more highly of the snail mucin serum. When I got microneedling done for the first time, I upload ingredients photos of 15 different moisturizers I found online into ChatGPT and asked which formula would be the most soothing after the procedure. Cosrx won by a mile and I have been using it nightly long past the healing process from microneedling.

I mean she’s an OG. She’s been in the game for a while now she is hydrating. She’s smooth. She doesn’t leave a sticky residue. She doesn’t peel. I’ve loved this mucin essence for a long time but as I’ve grown up, I’ve realize there’s a lot better ones still almost done with this bottle and if I can’t find anything of comparison I still might come back to her

2mo ago
Cosrx pimple patches are the OG product even though soo many brands have come out with their own versions. I think these stick really well and are thick so they definitely cover any pimple or blemish. I like to leave them on overnight and normally dont wear them out/with any makeup.

6mo ago
The master patch works great for the occasional skin blemish. Seems to clear them up in a timely fashion and is easy to use. I haven't tried other brand, so I don't have much to compare to. That said, it works and is a good price.

6mo ago
I decided to try this toner after reading tons of reviews on it. Also I have tried a bunch of products from Corsx and they are great. But I have mixed feelings about this toner. I would prefer more other toners than this one. I have dry skin, so for me it made it dryer even more and it was uncomfortable to have that on my face. I felt it was removing all the hydration I was trying to acquire. Around my eyes were so dry that they felt like burning. Maybe this toner is not for me or dry skin. It does smell nice, I actually liked the scent. I didn’t noticed any difference with this product, maybe because I mainly felt the dryness on my skin than any worries with helping with acne or brightness. I agree that this toner is for acne prone skin, and maybe it was not suitable to me. I don’t recommend this product for dry skin and I will not purchase it again.

8mo ago
Loving this skin booster! It does exactly that…boosts your skin hydration and the effectiveness of your other skincare products. Though I wouldn’t really call it a serum; it’s more like a toner or lotion. It pats into your skin really well, and allows your heavier serums to sink in deeper. My skin is softer, smoother, and more hydrated. I’ve been using this morning and night and it has been working really well alongside my other skincare products. Would definitely recommend.

7mo ago
Was super impressed with these products, especially the Advanced Snail 96 Mucin Power Essence! It glides on the skin and makes me look like a jelly donut in the morning, amazing glow like none other product! I have super sensitive skin and I have never had any issues, very happy with it

9mo ago
Love the aloe sunscreen - light scent, moisturizing, fine for sensitive skin. Calming for redness prone skin. Simple packaging, although I've cut one open to get the last bit out. No white cast. Wish it came in a larger size.

10mo ago
These COSRX products have seriously become staples in my routine. I’ve been using the Niacinamide 15 Serum, Cleansing set and the Invisible Sunscreen for a while now, and they all just work so well together. The Invisible Sunscreen is probably my favorite out of the three. It’s lightweight, no white cast, and it doesn’t pill. If you’re building a basic routine that delivers results, these are 100% worth trying.

1y ago
Cosrx, take my money. The Advanced Snail 96 Mucin Power Essence is hands down one of the most deeply moisturizing products in my entire routine. It leaves my skin smooth, healthy, and gives that glazy, glassy glow I’m always chasing. It’s also perfect for my sensitive skin—never irritating, always soothing. I’m a consistent rebuyer and for good reason. It just works. and well!

1y ago
This serum is a powerhouse if you’re dealing with oily skin, visible pores, or stubborn spots. The 15% niacinamide with zinc and acetyl glucosamine helped reduce my breakouts and gave my skin a more even tone. However, it’s quite strong—so if you have sensitive skin, patch test first or use it every other day. ✨🧪

This eye cream is super lightweight but so hydrating — perfect for my under-eye area. The snail mucin and peptides help smooth fine lines and brighten dark circles over time. It’s gentle, effective, and works beautifully under makeup too. 🐌✨

This toner-like treatment helped me reduce skin texture without causing irritation, which is perfect for my sensitive skin. It’s extremely lightweight—almost watery—which can be tricky to apply, but it leaves my skin calm, soft, and balanced.

ده من المنتجات اللي دايمًا برجع أشتريها تاني 🔁. فعّال جدًا في تقليل الرؤوس السودا وتنظيف المسام، خصوصًا لو استخدمتيه باستمرار مرة أو مرتين في الأسبوع 🧼. بس لو بشرتك حساسة، ممكن تحسي بوخز بسيط في البداية، فابدئي بكمية قليلة وببطء 🧪

Toner is very hydrating and soothing, perfect for dry and sensitive skin. Some users noticed changes in scent and texture recently, which caused irritation for a few. If you’re sensitive, alternatives like Isntree Hyaluronic Acid Toner might be better. 💛

1y ago
This lip mask is thick, buttery, and deeply hydrating—perfect for overnight repair. I wake up with smooth, soft lips and no flakiness. It’s a must if your lips get dry or cracked easily! So cute and highly recommended 🌸

This serum is a game-changer if you’re looking to smooth skin texture and control oil. It hydrates deeply, helps even out skin tone, and makes pores look tighter over time. Super lightweight and layers well with other products!

