Piboo
My shelf

1.618 Salmon Firming Sleeping Mask

Ingredients and claims, checked

Product photo of 1.618 Salmon Firming Sleeping Mask

Last checked September 30, 2026

Mid-range for sleeping packs

No store we checked ships to the US yet. Here's where it's sold:

We don't earn anything from these links. If that ever changes, we'll label the link.

What is it like at a glance?

What the ingredients do

Hydration leads, with 10 of 64 ingredients. It also contains Niacinamide.

Hydration
10
Softening
5
Brightening
1
Wrinkle improvement
1

Worth knowing

  • Contains fragrance
  • Has a fungal-acne trigger
  • On pore-clogging lists

Made for

What is this product?

What to expect
It's registered in Korea as a functional cosmetic for brightening and wrinkle improvement.
Key ingredients
Niacinamide, Adenosine, Centella Asiatica Extract
When
Evening

A sleeping pack made with peptides. It spreads on smoothly, and you leave it on overnight without rinsing it off.

Who is it for?

Less suited to

  • People avoiding fragrance

What's good, and what to watch for?

Good points

  • Registered as a brightening and wrinkle-care functional cosmetic

Watch-outs

  • Contains fragrance
  • If you clog easily: Corylus Avellana (Hazelnut) Seed Oil
  • If you get fungal acne: Polyglyceryl-3 Methylglucose Distearate

What is in it?

The full ingredient list as the brand publishes it, in the printed order. Tap a name to read about that ingredient.

This brand publishes its ingredient list in Korean only. Names below are the matching INCI names from the Korean Cosmetic Association ingredient dictionary, except 3 with no dictionary entry, left in Korean.

Worth a closer look

Ingredients with no mark are ones we found nothing notable about, and when marks overlap on one ingredient we show the caution first.

What the claims add up to

You can expect:
less visible dark spots · softer-looking fine lines
Only partly backed:
better hydration (amount unknown) · calmer skin (amount unknown) · firmer skin (amount unknown)
See each claim, checked (17)

Claims, checked

  • Functional cosmetics (products that help with whitening and wrinkle improvement), Ministry of Food and Drug Safety review completedbacked by evidence
  • [Whitening · Wrinkle improvement dual functional cosmetics]backed by evidence
  • #17TypesOfAminoAcidsbacked by evidence
  • All-in-one sleeping mask with wrinkle improvement and whitening functionality. 11 active ingredients including salmon egg extract, ceramide, peptide, etc. provide intensive moisturizing·elasticity·soothing overnight, a high-nutrition sleeping pack that conveniently cares for skin concerns.partly backed
  • Moist and firm with salmon egg extract and peptidepartly backed
  • Efficient Soothing Nutritious Moisturizingpartly backed
  • Amazing effects obtained while sleepingpartly backed
  • It has almost no scent or is on the subtle side.partly backed
  • Skin safety test completedpartly backed
  • During the night, skin temperature rises and skin moisture decreases by about 24%.overstated
  • Convenient nourishing moisturizing care without the burden of stickinessno supporting source found
  • Skin radiance improvement with just 1 useno supporting source found
  • Product satisfaction 95% as responded by Hwahae survey panelno supporting source found
  • 5th sold outno supporting source found
  • There are many reviews saying it's moist·no tightness the next day.no supporting source found
  • The single habit that keeps your skin from getting tired overnight!nothing specific to check
  • Necessary ingredients, sufficientlynothing specific to check

We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.

How we check claims

What else is worth seeing?

Products we read alongside this one.