ProtoClinical k-beauty Cos De BAHA TT Tranexamic Acid 10% Serum 30ml warm brown serum bottle beside a pale product box on a white background
Cos De BAHA

Cos De BAHA TT Tranexamic Acid 10% Serum 30ml

$14.41
Targets the appearance of dark spots and uneven tone Combines tone-support ingredients with soothing components Adds lightweight hydration Fits a gradual, consistent discoloration-focused routine

This powerful serum is formulated with 10% tranexamic acid and 2% niacinamide to fade hyperpigmentation, dark spots and melasma. It also contains centella asiatica extract, panthenol and allantoin to provide soothing effects. Highly hydrating sodium hyaluronate and aloe vera extract penetrate into skin for deep moisture.

  • This Tranexamic Acid Facial Serum helps enhance skin radiance.
  • Contains Sodium Hyaluronate and Aloe Barbadensis Leaf Extract to boost skin hydration and make skin supple throughout the day.
  • Formulated with Madecassoside to help soothe and relieve itchy skin.
  • Infused with antioxidants such as Tocopheryl that strengthens skin's protective barrier and premature aging.
Avoid introducing several concentrated tone-focused products at the same time. Check the package for the current ingredient list.
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Tranexamic acid 10%: tone-support ingredient used for visible discoloration Niacinamide 2%: supports barrier function and more even-looking tone Centella asiatica: soothing botanical for barrier comfort Panthenol and allantoin: hydration and soothing support Sodium hyaluronate and aloe: humectant moisture support
Cos De BAHA TT Tranexamic Acid 10% Serum 30ml
Cos De BAHA TT Tranexamic Acid 10% Serum 30ml Default Title
$14.41
Ingredient-focused product details Clear use directions Full INCI when available Delivery confirmed at checkout
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$70.12

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Tranexamic acid 10%

Tranexamic acid is used topically in cosmetics to support a more even-looking tone, while niacinamide helps reduce visible pigment transfer and supports the barrier. Centella, panthenol and allantoin help balance the formula with soothing support.

Tranexamic acid 10%
tone-support ingredient used for visible discoloration
Niacinamide 2%
supports barrier function and more even-looking tone
Centella asiatica
soothing botanical for barrier comfort
Panthenol and allantoin
hydration and soothing support
Sodium hyaluronate and aloe
humectant moisture support
Texture

Lightweight, hydrating serum finish

Normal combination dry and uneven-tone concerns
Hover the swatch: it ripples like water

How to use

Apply 2 to 3 drops after toner, then follow with moisturizer. Start gradually and use sunscreen every morning.
Full transparency

Ingredients

Tranexamic acid, niacinamide, centella, panthenol, allantoin, sodium hyaluronate, and aloe support clearer-looking tone with added comfort.

Tranexamic acid is used topically in cosmetics to support a more even-looking tone, while niacinamide helps reduce visible pigment transfer and supports the barrier. Centella, panthenol and allantoin help balance the formula with soothing support.

The detail

Specs & details

FormatTranexamic acid facial serum
SizeDefault Title
Skin typesNormal, combination, dry and uneven-tone concerns
Country of originSouth Korea
Before you add to cart

Questions & answers

The product is listed with 10% tranexamic acid.
Yes, the formula is listed with 2% niacinamide.
Use after toner and before moisturizer.
Start every other day if you are new to concentrated tone-focused serums, then increase as tolerated.
Yes, daily sunscreen is essential when targeting visible discoloration.
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Cos De BAHA
About the brand

Shop Cos De BAHA serums and treatment skincare for targeted concerns such as dark spots, texture, pores, dehydration, and barrier support. This collection is led by active-focused formulas featuring niacinamide, tranexamic acid, retinol, bakuchiol, peptides, hyaluronic acid, ceramide, and vitamin C across serums, toners, and creams. The assortment is especially strong for shoppers building a routine around concentrated leave-on steps rather than a broad wash-and-mask category mix. At Protoclinical, we treat Cos De BAHA as an evidence-led serum wardrobe: choose one or two actives based on your skin concern, support them with hydration, and keep the page focused on tone, texture, and routine precision. Explore the collection to build a clinical-feeling Korean skincare protocol with targeted treatments that fit into consistent daily use.

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