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[COSRX] The Niacinamide 15 Serum

COSRX The Niacinamide 15 Serum – Total Acne Care

Powerful care with 15% niacinamide + skin-soothing synergy ingredients

This high-performance serum is formulated with 15% niacinamide, blended with N-Acetylglucosamine (NAG) and Zinc PCA to provide targeted and total acne care. From controlling oil and clearing breakouts to improving skin tone and texture, this lightweight formula is fast-absorbing and non-comedogenic — it won’t clog pores.


Product Size

20 ml / 0.67 fl. oz


Who It’s For

Perfect for oily, combination, and acne-prone skin.
Recommended if you struggle with:

Excess sebum production
Enlarged pores
Rough, bumpy skin texture
Acne at all stages (early to post-acne marks)
Uneven skin tone and hyperpigmentation


Key Benefits

Controls oil and calms active acne
Fades dark spots and acne scars
Minimizes appearance of pores
Brightens and evens skin tone
Helps smooth rough, textured skin


Texture

Lightweight, refreshing, and fast-absorbing. Leaves no residue. Ideal for layering under moisturizer or makeup.


How to Use

After cleansing and toning, apply a few drops during the serum step.
Gently massage into skin using your fingertips, starting from the center of the face outward.
Use morning and/or night. If used in the morning, follow with SPF 30 or higher.


Key Ingredients

Niacinamide (15%) – Regulates sebum, calms breakouts, and fades acne marks
N-Acetylglucosamine (NAG) – Works with niacinamide to brighten and reduce hyperpigmentation
Zinc PCA – Helps soothe inflammation and promote healing
Allantoin – Encourages skin regeneration and collagen production


Full Ingredient List

Water, Pentylene Glycol, Niacinamide (15%), Butylene Glycol, Acetyl Glucosamine, 1,2-Hexanediol, Zinc PCA, Trehalose, Xanthan Gum, Pullulan, Allantoin, Ethylhexylglycerin, Sodium Phytate, Citric Acid, Tocopherol

Korean’s Secret Ramen Hacks

Special Combo Pack

Instead of buying and eating just one type of ramen, this combo pack allows you to enjoy two of Korea’s most popular noodles together in a single meal. It’s not only about having more food—it’s about combining flavors and textures that complement each other perfectly. Each combo has been carefully selected to give you a fresh and exciting experience that feels new every time. For ramen lovers who want to try something beyond the ordinary, this is a must-try bundle.

Unique Flavor Twist

The real charm of this combo lies in the unexpected mix of flavors. Each type of ramen brings its own unique taste—whether it’s savory, sweet, tangy, or creamy—and together they create a completely new experience that you simply cannot get from a single pack. It’s the kind of combination that surprises you at the first bite, then keeps you coming back for more. By mixing and matching different noodles, you unlock an entirely new level of ramen enjoyment—something that has become a cultural trend in Korea.

Easy to Cook

Don’t worry about complicated recipes or cooking skills. These ramen combos can be made easily in one pot with just a few simple steps. Boil the noodles together, drain or leave some broth depending on the style, then mix the sauces or powders as directed. Within 5 to 7 minutes, you’ll have a restaurant-style ramen creation without any extra effort. It’s perfect for busy days, late-night cravings, or even when you want to impress friends with something unique but still quick and easy to prepare.

TikTok & Insta Trend

This isn’t just about food—it’s about joining a global trend. Korean ramen combos have become a hot topic on TikTok and Instagram, where creators showcase their unique ways of mixing and customizing noodles. By trying these combos, you can be part of the viral challenge, recreate the famous recipes you’ve seen online, and even share your own creations. Not only do they taste amazing, but they’re also visually fun and perfect for posting. Whether you’re looking for content inspiration or just a delicious new meal idea, these combos bring the best of both worlds.

#RAMEN HACK

Spicy K-Food Combo

#라면꿀조합

한국 라면 꿀조합

Pairs well with