The COSRX Niacinamide 5% + Snail Mucin 74% Dual Essence is a skincare serum designed to enhance skin radiance and address signs of aging. It combines two potent ingredients:
- Snail Mucin (74.3%): Known for its hydrating and skin-repairing properties, snail mucin helps improve skin texture and elasticity.
- Niacinamide (5%): Also known as Vitamin B3, niacinamide aids in brightening the skin, reducing the appearance of dark spots, and refining skin tone.
This dual essence targets multiple skin concerns, including dullness, uneven texture, and fine lines. Users have reported noticeable improvements in skin smoothness and brightness, with some noting reductions in fine lines and dark spots.
The Scottish Sun
To use, apply the essence after cleansing and toning by gently patting it into the skin. Its lightweight, non-sticky formula makes it suitable for daily use and various skin types.
Benefits:
- Brightens and Evens Skin Tone
- The 5% niacinamide in the formula helps reduce the appearance of dark spots, hyperpigmentation, and redness. It works to even out the skin tone, giving a radiant and healthy complexion.
- Hydrates and Repairs Skin Barrier
- With 74% snail mucin, the essence deeply hydrates the skin while promoting repair and regeneration. It soothes irritated skin and strengthens the barrier to maintain long-lasting moisture.
- Minimizes Pores and Improves Skin Texture
- Niacinamide helps regulate excess sebum production, reducing the appearance of enlarged pores. It also improves overall skin texture, leaving the skin smoother and more refined.





