No.6 Deep Sleep Mask Serum
2% Hyaluronic Acid Serum with 1% Niacinamide

A serum built around Niacinamide and Hyaluronic acid, for hydration and barrier repair.

A serum built around Hyaluronic acid and Niacinamide, for hydration and barrier repair.

Serum
Serum
40 ingredients
15 ingredients

Brand price

USD 21.00 · checked 26 Sept 2026 · brand's site

Brand price

INR 524.00 · checked 5 Oct 2026 · brand's site

No retailer listed yet
No retailer listed yet
Brand from South Korea
Brand from India

At a Glance

They come out differently on Fungal-acne-safe and Pore-clogger-free; those rows are shaded. Tap any answer to see why.

Key Ingredients

  • Zinc salt (sebum/soothing)1

    Zinc salts, used for sebum control and soothing.

    Zinc Gluconate

  • Hyaluronic acid1

    Hyaluronic acid and its salts; a humectant that binds water to the skin.

    Sodium Hyaluronate

  • Niacinamide1

    Vitamin B3 — supports the barrier and evens tone.

    Niacinamide

  • Copper peptides1

    Copper-bound peptides studied for repair and firmness.

    Copper Gluconate

Benefits

Concerns

  • May Trigger Acne1

    Can clog pores or trigger breakouts.

    Tocopherol

  • May Worsen Seborrheic Dermatitis1

    May feed the yeast involved in seborrheic dermatitis.

    Polyglyceryl-10 Laurate

  • May Worsen Keratosis Pilaris1

    May clog follicles or strip skin prone to keratosis pilaris.

    Tocopherol

  • May Worsen Irritation1

    May cause stinging, redness or sensitivity.

    Tocopherol

No concerns found

Ingredients Side-by-side

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Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

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