Description
TIAM Vita C 20% Source is a concentrated vitamin C ampoule serum formulated to brighten uneven tone and help reduce the appearance of dark spots. It delivers 20% pure Ascorbic Acid (Vitamin C) with antioxidant support from Vitamin E and Ferulic Acid. Suitable for users seeking a high-strength brightening and antioxidant treatment; daytime use requires sunscreen.
Key Features
- Pure Vitamin C (Ascorbic Acid) 20% — stated concentration for brightening and tone improvement.
- Pure Vitamin C 200,000ppm highlighted on packaging.
- Vita synergy blend: Vitamin C + Vitamin E (Tocopherol) and Ferulic Acid to boost antioxidant protection.
- Includes Niacinamide (Vitamin B3), Panthenol (Vitamin B5) and Glutathione for multi-care skin support.
- Formulated for quick absorption without greasy residue.
- Vitamin C raw material sourced from DSM (United Kingdom).
- Volume: 15 ml per bottle.
- Made in Republic of Korea.
How to Use
- After toner (skin prep), dispense an appropriate amount and spread evenly over the entire face.
- For areas of greater concern, apply one additional layer to focus care.
- If using in the morning or daytime, follow with a broad-spectrum sunscreen.
- For sensitive skin: mix 1–2 drops of the Vitamin C serum into toner or skin essence before applying to reduce temporary stinging.
- Store away from direct sunlight and large temperature changes; refrigeration can help maintain Vitamin C freshness.
Key Ingredients
- Ascorbic Acid (Vitamin C) 20% — core brightening antioxidant (pure Vitamin C).
- Tocopherol (Vitamin E) — antioxidant that helps protect skin from oxidative stress and supports Vitamin C effectiveness.
- Ferulic Acid — antioxidant that stabilizes and enhances antioxidant synergy.
- Niacinamide (Vitamin B3) — helps improve skin tone and reduce pigment transfer to the surface.
- Panthenol (Vitamin B5) — moisturizing ingredient that helps maintain skin hydration.
- Glutathione — antioxidant cited for inhibiting pigment formation and supporting skin clarity.
- Sodium Hyaluronate — hydrating support (listed among product highlights).
Specifications
| Volume / Weight | 15 ml |
|---|---|
| Vitamin C concentration | 20% (Pure Ascorbic Acid) |
| Pure Vitamin C (ppm) | 200,000 ppm |
| Brand | TIAM |
| Country of Origin | Republic of Korea |
| Active & supporting actives | Ascorbic Acid, Tocopherol, Ferulic Acid, Niacinamide, Panthenol, Glutathione, Sodium Hyaluronate |
| Raw material source | Vitamin C raw material from DSM (United Kingdom) |
| Manufacturer / Responsible seller | Pai I Works |
Cautions
- Do not use together with high-concentration AHA, BHA, or retinol products.
- Temporary tingling or mild warmth may occur due to pH difference between Vitamin C and skin; dilute by mixing 1–2 drops into toner for sensitive skin.
- If redness, swelling, itching or other adverse reactions occur, stop use and consult a specialist.
- Avoid applying to damaged or broken skin.
- Use sunscreen during daytime use — Vitamin C can increase sensitivity to sunlight.
- Keep out of reach of children and avoid direct sunlight; store where temperature changes are minimal. Refrigeration recommended to prolong Vitamin C freshness.









نور – Casablanca, المغرب –
منتج ممتاز، شعرت بتحسن في بشرتي. لم أشعر بلزاجة كما كانت قبلًا. اللون خفيف ومريح. التجربة مع هذا المنتج أفضل بكثير مقارنة بمساحيق مماثلة جربتها سابقاً.
Zofia – Gdansk, Poland –
Produkt działa naprawdę dobrze. Moja cera wygląda jaśniej po kilku użyciach. Fajnie, że jest lekki i łatwo się nakłada.
Layla from Lisboa, Portugal –
Senti uma grande mudança na textura do meu rosto! Este ampoule com vitamina C revitalizou minha rotina de cuidados, trazendo frescor e luminosidade incríveis. Recomendo totalmente.
Cassius Remy from Barcelona, España –
Mi piel nunca había lucido tan brillante y revitalizada. El VITA C es un verdadero cambio de juego en mi rutina diaria.
Leilani from Honolulu, Hawaii –
Amazing product! Since using the Vitamin C ampoule, my face radiates like a sunny beach day. Goodbye dullness!
Emilia Lancaster from Toronto, Canada –
I can feel my complexion breathing again! TIAM’s Vita C Source revived the dullness I’ve been struggling with all winter. Simply refreshing and invigorating!
Sofia Akinwumi from Nairobi, Kenya –
Just what my tired complexion needed! This Vita C Ampoule feels incredibly refreshing and truly transforms dullness into a vibrant glow. Worth every penny!
ユキナ・マツモト from 福岡、日本 –
このVita C Sourceは本当に特別だね!新しいテクスチャーで使いやすくて、さっぱりしてるから毎日気持ちよく使えるよ。パックした時の透明感がやばい!乾燥も少なくなって、お肌がふっくらする感じ。でも、大事なのは続けられることだから、この先どうなるか楽しみ〜。