The COS DE BAHA Tranexamic Acid 15% Glutathione Serum (T15) 30ml is a high-performance Korean brightening serum specially formulated to target stubborn dark spots, melasma, acne marks, and uneven skin tone. With a lightweight, fast-absorbing texture, this serum feels comfortable on the skin while delivering powerful tone-correcting care deep into the layers.
Powered by an impressive 15% Tranexamic Acid and antioxidant-rich Glutathione, it helps visibly improve discoloration while enhancing overall skin clarity and radiance. The gentle yet effective formula is suitable for all skin types, including sensitive and acne-prone skin, making it an excellent addition to both morning and night skincare routines.
Key Benefits
Fades Dark Spots & Hyperpigmentation: Helps reduce melasma, sun spots, and post-acne marks with consistent use.
Brightens & Evens Skin Tone: Improves dull, uneven complexion for a clearer, more radiant look.
Boosts Antioxidant Protection: Shields skin from environmental stress and oxidative damage.
Deep Hydration Support: Keeps skin plump, smooth, and moisturized without heaviness.
Strengthens Skin Barrier: Supports healthier skin with improved resilience and texture.
Soothes & Calms Irritation: Ideal for sensitive skin dealing with redness or stress.
Key Ingredients & Their Benefits
Tranexamic Acid (15%) – Effectively inhibits excess melanin production to fade dark spots, melasma, and pigmentation.
Glutathione – A powerful antioxidant that brightens skin tone and protects against free radicals.
Niacinamide – Helps refine skin texture, balance oil, and strengthen the skin barrier.
Hyaluronic Acid (Sodium Hyaluronate & Hydrolyzed HA) – Provides deep, multi-level hydration for supple skin.
Panthenol (Pro-Vitamin B5) – Soothes irritation and supports skin repair.
Green Tea Extract – Calms inflammation and delivers antioxidant benefits.
Major Ingredients
Water/Aqua, Tranexamic Acid, Propanediol, 1,2-Hexanediol, Citric Acid, Panthenol, Glutathione, Allantoin, Sodium Hyaluronate, Hydrolyzed Hyaluronic Acid, Polysorbate 20, Camellia Sinensis Leaf Extract, Sambucus Nigra Flower Extract, Momordica Charantia Fruit Extract, Leontopodium Alpinum Extract
How to Use
1️⃣ After cleansing, apply toner to prep your skin.
2️⃣ Take 2–3 drops of the serum onto your fingertips.
3️⃣ Gently apply to the face, focusing on areas with pigmentation or uneven tone.
4️⃣ Pat softly until fully absorbed.
5️⃣ Follow with a moisturizer to seal in hydration.
6️⃣ In the morning, always finish with a broad-spectrum sunscreen (SPF).
Can be used daily, both AM and PM.
Disclaimer
Please check the product in front of the delivery person. Once delivery is completed, no complaints or exchanges will be accepted. Product packaging may change from time to time, so you may receive either the old or new version — this is completely normal.
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