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Korean products print a manufacturing date and a use-by date, and the two look almost identical if you can't read Hangul. Here's how to tell them apart, decode the batch code, and figure out if that serum in your drawer is still good.
You found a K-beauty moisturizer you love, so you try another version from the same brand. Then your skin freaks out. Here's what's actually going on at the ingredient level and how to avoid it next time.
Yuri, our AI beauty advisor, can tell you how Firming works with your specific skin type, routine, and concerns.
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