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Serums & Treatments Guides – Page 4 | Sleepy Hello

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Serums & Treatments

Learning Hub / Serums & Treatments

Make sense of Korean serums, ampoules and exfoliants. Explore formula comparisons, ingredient combinations and ways to introduce a targeted product without overcomplicating your routine.

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Skin type

DryOilyCombination

Skin concern

SensitivityBreakoutsBlackheads & poresDehydrationUneven tone & dark spotsFine lines

Product type

TonerToner padsEssenceSerum & ampouleExfoliantMoisturizerEye care

Brand

ANUAAXIS-YBEAUTY OF JOSEONCELIMAXCentellian24COSRXd'AlbaDear,KlairsDr.GDr.Jart+GOODALHARUHARU WONDERInnisfreeISNTREEIt's SkinIUNIKKLAIRSMA:NYOMadeca21Mary&MayMEDICUBENeoGenNUMBUZINPyunkang YulSKIN1004SOME BY MISulwhasooSUNGBOON EDITORTIAMtonymolyTORRIDENVT COSMETICS

Article format

Buying guideComparisonHow-toExplainer

44 articles to explore

Torriden DIVE IN Serum 50 ml in a pale blue glass dropper bottle casting a shadow on white.

Serums & Treatments

Korean hyaluronic acid serums: choose a useful hydrator

Compare Torriden, Isntree and COSRX hyaluronic acid formulas by ingredients, texture, size and price, with tips for fitting one into your routine.

Beauty of Joseon Revive Serum Ginseng + Snail Mucin in an amber-toned bottle with a white dropper on an ivory reflective surface.

Serums & Treatments

Beauty of Joseon Revive face serum: ginseng + snail

Should you buy Beauty of Joseon Revive face serum? Explore the ginseng and snail formula, eye-serum differences, texture, directions and bottle sizes.

A curved strip of translucent pearlescent film on a muted plum surface.

Serums & Treatments

Korean exfoliators: choose a formula without overdoing it

Compare four Korean exfoliators by formula, application and exact directions. Choose a gel or liquid, avoid overlapping steps, and know when to pause.

COSRX Acne Pimple Master Patch 24-patch pouch with a sheet of hydrocolloid dots.

Serums & Treatments

Korean pimple patches: choosing a patch for the spot

Choose Korean pimple patches by spot type, ingredients and wear time. Compare COSRX and CARE PLUS options, with clear application steps and realistic limits.

SKIN1004 Madagascar Centella Ampoule, 55 ml dropper bottle.

Serums & Treatments

SKIN1004 Centella Ampoule: a researched buying guide

Is SKIN1004 Centella Ampoule right for you? Compare its current formula, evidence, routine role and US bottle sizes in this research-based buying guide.

Abstract amber serum droplets on a warm ivory surface.

Serums & Treatments

Korean vitamin C serums: a shortlist for different routines

Compare four Korean vitamin C serums by form, disclosed concentration, packaging and routine fit, with practical storage advice and clear tradeoffs.

An ivory cream smear and three translucent serum drops on frosted glass against a blush-lilac background.

Serums & Treatments

Korean retinol products: choosing a formula and a manageable routine

Compare Korean retinol creams, serums and oils by disclosed strength, official directions and routine fit, with a separate look at retinal eye care.

Beauty of Joseon Glow Serum, Propolis + Niacinamide, 30 ml.

Serums & Treatments

Beauty of Joseon Glow Serum: what the formula offers

A researched look at Beauty of Joseon Glow Serum, its propolis and niacinamide formula, and whether it adds anything to the skincare you already own.

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