Biodance Refreshing Sea Kelp Real Deep Mask
Ingredients and claims, checked

Last checked September 16, 2026
Budget for sleeping packs
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What is it like at a glance?
What is this product?
- What to expect
- It's made for calmer, clearer-looking skin.
- Key ingredients
- Sea Water 0.51%, Centella Asiatica Extract, Madecassoside
- When
- Evening
An oil-free sleeping pack. The sheet clings closely to the skin and feels cooling on contact.
Who is it for?
Good for
- Sensitive skin
- Dehydrated oily skin
What's good, and what to watch for?
Good points
- Contains Sea Water 0.51%
Watch-outs
- If you get fungal acne: Lactobacillus/Kelp Ferment Filtrate, Polyglyceryl-10 Laurate
How do you use it?
- Pairs well with
- A toner or serum underneath
- A cream over the top after removal
- Don't combine with
- A strong exfoliating acid or retinoid in the same session
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.
Worth a closer look
- Water(Aqua)
- Lactobacillus/Kelp Ferment Filtrate
- Glycerin
- Dipropylene Glycol
- Acrylates Copolymer
- Ceratonia Siliqua (Carob) Gum
- Chondrus Crispus
- Sea Water
- Betaine
- Algin
- Agar
- Hydroxyacetophenone
- 1,2-Hexanediol
- Potassium Chloride
- Sucrose
- Caprylyl Glycol
- Laminaria Digitata Water
- Allantoin
- Xanthan Gum
- Polyglyceryl-10 Laurate
- Ethylhexylglycerin
- Melia Azadirachta Leaf Extract
- Disodium EDTA
- Pyrus Communis (Pear) Fruit Extract
- Citric Acid
- Rosa Damascena Flower Water
- Melia Azadirachta Flower Extract
- Iris Florentina Root Extract
- Butylene Glycol
- Cucumis Melo (Melon) Fruit Extract
- Hedera Helix (Ivy) Leaf/Stem Extract
- Laminaria Japonica Extract
- Dipotassium Glycyrrhizate
- Kjellmaniella Gyrata Extract
- Centella Asiatica Extract
- Bifida Ferment Lysate
- Lactose
- Lactobacillus Ferment
- Spirulina Platensis Extract
- Jania Rubens Extract
- Tocopherol
- Panthenol
- Madecassoside
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:
- calmer skin
- Only partly backed:
- clearer-looking skin
- Don't count on:
- less visible pores · better hydration · a brighter skin tone
See each claim, checked (20)
Claims, checked
POWERFUL SOOTHING BENEFITS OF SEA KELP 10%
backed by evidence1 night 1 pack! Attaching soothing essence 34g
partly backedContains sea kelp to soothe and refine the skin, it also helps restore the skin's oil-water balance. Especially beneficial for oily and acne-prone skin.
partly backedWith this hydro-gel mask, redness and uneven texture are calmed, leaving the skin smooth and refined.
partly backed5% DEEP SEA WATER
no supporting source foundIt is free of allergens and 19 other harsh, controversial ingredients.
no supporting source foundLow-Molecular Weight Collagen Peptide
no supporting source foundGalactomyces
no supporting source foundOligo Hyaluronic Acid
no supporting source foundNiacinamide
no supporting source found100% agreed their pore condition improved
no supporting source found95% agreed their skin felt moisturized
no supporting source found90% agreed their skin was brighter
no supporting source found100% agreed their skin redness improved
no supporting source foundBio Collagen Real Deep Mask is a hydrogel mask molded with essence to provide hydration.
no supporting source foundCollagen skincare products are effective at a molecular weight of 500 daltons or less. Among many face masks, Biodance stands out with an impressively small particle size of 243 daltons
no supporting source foundIt is clinically proven that skin moisturizing effects (increased by 166%) continues even after 150 hours.
no supporting source foundAll ingredients are EWG-safe and free from 25 common allergy-causing substances. Our product has also passed hypoallergenic testing, making it safe for overnight use.
no supporting source foundSafe for pregnancy and breastfeeding, though consult your doctor if concerned
no supporting source foundFirming
no supporting source found
We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.