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Skin, K-beauty, Korea trips and the beauty industry — ask and share
Dark spot ingredient poll: vitamin C, niacinamide, tranexamic acid… what's your pick?
Trends in brightening ingredients move fast. First it was vitamin C, then niacinamide, and lately tranexamic acid gets a lot of airtime. What communities often compare Vitamin C: well studied, but people talk a lot about
Poll
For dark spots and tone, which ingredient do you trust most right now?
Pick one to see the results
0 0Monami Store Seongsu: DIY Stationery and Ink Lab in Seongsu-dong
Monami FACTORY, which first opened in Seongsu-dong in 1963, has now been transformed into Monami Store Seongsu. Here, you can get hands-on with Monami products and enjoy a more personal experience by making your own DIY
0 0Vitamin C and niacinamide "cancel each other out"? The myth that won't die
Few skincare rules get repeated as often as "never use vitamin C with niacinamide." It still shows up in comment sections and TikTok videos. Where the idea came from Older lab work looked at the two ingredients in pure,
0 0Niacinamide and vitamin C can't be used together? Untangling an old myth
You've probably heard that "niacinamide and vitamin C cancel each other out." It's a long-running skincare myth, but the mood has shifted quite a bit. Where the myth came from A common explanation is that older research
0 0Tranexamic acid in skincare: the tone-evening ingredient K-beauty loves
Tranexamic acid shows up in many Korean brightening serums and toner pads. In cosmetics it is used to help skin tone look more even, often next to niacinamide.
0 1Is it true that you shouldn’t use niacinamide and vitamin C together?
This claim often spread from old laboratory conditions (high temperatures, etc.). There’s limited evidence that using typical modern skincare products together is a problem. However, there are other reasons you might act
0 2Niacinamide makes your face flush or sting? Things to check
Niacinamide has a reputation as the gentle do-everything ingredient, yet forums are full of people saying it turns their face red or tingly. Here are the usual things to look at. Check these first Strength: high-percenta
0 0Which Korean “brightening” ingredients should I choose?
In Korea, “미백 (brightening)” is a functional cosmetics category, with niacinamide and arbutin among its representative ingredients. The system differs from Japan’s quasi-drug system, so how to read product claims is also
0 1Why is niacinamide suddenly in everything, even foundation?
A short question on r/Sephora drew dozens of replies: why is niacinamide now in nearly everything, from moisturisers to foundation and blush? What the replies said Many called it a trend: skincare ingredients in makeup s
0 0Blemishes that appeared after summer—what should I do in fall?
The effects of sun exposure throughout the summer often show up as blemishes or melasma in the fall. What skincare products can do is help even out your skin tone and prevent it from getting darker. There are ingredients
0 3Topical tranexamic acid is everywhere lately. Why?
Over the past few years tranexamic acid has been showing up on more and more ingredient lists for dark spots and uneven tone. "K-beauty tranexamic serum" keeps trending in international communities too. Why the attention
0 0Panthenol Lip Balm, Ceramide Lip Balm: What Each Ingredient Does
Names like “Panthenol,” “Ceramide,” and “Hyaluronic Acid” often appear on lip balm product pages. If the names sound familiar but you’re unsure what each one does, this post will explain them all at once. Panthenol Panth
0 0Ceramides, explained without the jargon
If a Korean cream says "barrier" on the box, there's a good chance ceramides are inside. Here's what they are and how to read the label. What they are Ceramides are fats that naturally sit between the cells of the outer
0 0Olive Young Gangnam Town: shopping the big-format store near Gangnam Station
If the only Olive Young flagships you know are Myeongdong or Seongsu, you might miss that Gangnam-daero has its own large-format branch: Olive Young Gangnam Town, at 429 Gangnam-daero, Seocho-gu, within the Gangnam Stati
0 0Tamburins Hannam flagship: the fragrance store that plays with pumpkins and paper sculpture
Tamburins started as a nail and beauty brand before turning into one of Korea's most talked-about fragrance and skincare labels, and its Hannam-dong flagship is the fourth standalone store after Sinsa, Samcheong and Seon
0 0China's 'vitamin C by day, retinoid by night' trend — is it big in Korea too?
'Morning C, night A' (vitamin C in the morning, a retinoid at night) has been a big trend in Chinese-language skincare circles. What does Korea make of it? Looking at Korean products and discussions: Vitamin C and retino
0 0Nonfiction Seongsu: the fragrance flagship inside the K-beauty cluster
Nonfiction is a lifestyle beauty brand built around fragrance and body care, and its Seongsu store sits inside what a 2026 shopping guide calls Seongsu's K-beauty cluster, alongside Olive Young N, Amore Seongsu and Tambu
0 0Peptides in K-beauty: what those long names on firming serums mean
Peptides are all over Korean firming serums, eye creams and "lifting" ampoules. The ingredient names can look intimidating, so here's a plain-language overview. What peptides are Short chains of amino acids, the building
0 0Poll: which Korean ingredient is always in your routine?
If you look at the labels of Korean products reaching Latin America and Spain, some ingredients show up again and again. In Spanish-speaking communities, these are the most mentioned: Centella asiatica (cica): closely li
Poll
Which Korean ingredient is always in your routine?
Pick one to see the results
0 0Are PDRN cosmetics and Rejuran treatments the same thing?
As more cosmetics containing “PDRN” have become available, many people expect them to have the same effects as dermatological treatments. Although the names are similar, the delivery methods and purposes are different.
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