mid-tier 🇰🇷 Korea
TIA'M · 티암
Quick answer
Best known for its My Signature C Source 20% vitamin C serum and Vita B3 Source niacinamide serum, alongside its AC Fighting AHA BHA PHA exfoliating toner.
Best for
K-beauty shoppers with $15–$30 routine budget who want recognizable hero products and clear category strengths. Strongest in serums, toners, exfoliants, suncare.
What to skip if
You only want to try one product — start with the hero product rather than a full routine swap. If the listed hero ingredients don't match your skin needs, the rest of the line probably won't either.
About TIA'M
TIA'M (티암) is a South Korean skincare brand focused on affordable, ingredient-driven treatments built around high concentrations of single actives. It is best known for its vitamin and acid serums, particularly the My Signature C Source (a 20% L-ascorbic acid serum, formerly sold as OST C20) and the Vita B3 Source niacinamide-and-arbutin brightening serum. The brand positions itself around clinical-style, no-frills formulations targeting brightening, exfoliation, and pore care.
한국어 설명
티암(TIA'M)은 고농도 단일 성분 처방에 집중하는 한국의 가성비 성분 중심 스킨케어 브랜드. 20% 순수 비타민C 세럼 My Signature C Source(구 OST C20)와 나이아신아마이드·알부틴 브라이트닝 세럼 Vita B3 Source가 대표작. 군더더기 없는 클리닉형 포뮬러로 미백·각질·모공 케어를 겨냥.
Featured TIA'M products in our catalog
43 total products tracked. Top 12 shown, sorted by rating × log(review count).
TIAM Hyaluronic Moisture Revive Cream 50ml
TIAM Vita B3 Source 40ml
TIAM Surprise B Patch 24EA 1Pack
TIAM B3 Niacin Sunscreen 50ml
TIAM AC Fighting Spot Rx Cream 30g
TIAM Snail & Azulene Calmfort Cream 100ml
TIAM Surprise H Patch 18EA 1Pack
TIAM AC Fighting AHA BHA PHA Toner 180ml
TIAM Hyaluronic Water Plumping Serum 40ml
TIAM Hyaluronic Glow Revive Serum 40ml
TIAM Vita B5 Toner 180ml
TIAM PDRN Collagen Glow Up Serum 30ml
Where to buy globally
Search this brand on global K-beauty retailers. Shipping and availability vary by region.
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Editorial brand profile. Founded years, positioning, and signature ingredients are based on public brand communications and Wikipedia-level references. Sales figures and product rankings are deliberately not stated — we only describe what can be verified from public sources.