Ectoin
Ectoin is a skin conditioning ingredient. It’s in 58 products on Poliage, most often serum, moisturizer and sunscreen. Avoid lists on Poliage that include it: none.
Updated October 23, 2026
In plain English
Ectoin: used to condition skin.
What it does
Contains Ectoin: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 56122, accessed October 22, 2026.
Products that contain Ectoin
Haruharu Wonder
3% PHA Gentle Liquid Exfoliating Serum
Serum · Lists exfoliating acid
SkinCeuticals
A.G.E. Interrupter Ultra Serum
Lists fragrance, silicones
Acure
Advanced Barrier Support Moisturizer
Moisturizer · Lists drying alcohol
Medik8
Advanced Day Eye Protect
Eye cream · Lists silicones, chemical UV filters
Medik8
Advanced Day Total Protect
Sunscreen · Lists fragrance allergens, essential oils, silicones, chemical UV filters, coconut derivatives
Peach & Lily
Advanced Rebound Bioglow Zombie Cream™
Moisturizer · None of Poliage’s flag groups listed
Anua
Azelaic 3 Cica Skin Clarifying Toner
Toner · Lists exfoliating acid, essential oils, salicylic acid, coconut derivatives
BYOMA
Barrier Repair Eye Cream
Eye cream · Lists silicones
Peach & Lily
Beam Blocker - Invisible Korean Sunscreen
Sunscreen · Lists chemical UV filters
Dr. Dennis Gross
BioRejuvenation Serum Collagen Amino Acids + G.N.A.
Serum · Lists fragrance allergens, exfoliating acid, retinoid, silicones, coconut derivatives
Glow Recipe
Blackberry Retinol Blemish Serum
Serum · Lists fragrance, retinoid
Dr. Dennis Gross
Blur + Repair Moisturizer Cream with Hyaluronic Acid
Moisturizer · Lists coconut derivatives
Laneige
Cica Sleeping Mask
Mask · None of Poliage’s flag groups listed
Pacifica
Comfort Space Skinflammation Calming Mask
Mask · Lists fragrance, exfoliating acid, essential oils
SHEGLAM
Complexion Boost Color Correcting Concealer-White
Concealer · Lists silicones
Allies of Skin
Copper Tripeptide & Ectoin Advanced Repair Serum
Serum · Lists coconut derivatives
Laneige
Cream Skin Milky Hydration Sheet Mask
Mask · None of Poliage’s flag groups listed
Thrive Causemetics
Daily Defender Mineral Sunscreen Broad Spectrum SPF 50
Sunscreen · Lists exfoliating acid, silicones
Haruharu Wonder
Daily Soothing Sun Shield SPF50+ PA++++
Sunscreen · Lists silicones, chemical UV filters
Andalou Naturals
Deep Hydration Multi-Correcting Cream
Moisturizer · Lists fragrance, fragrance allergens
Kate Somerville
DeliKate Soothing Cleanser
None of Poliage’s flag groups listed
The INKEY List
Ectoin Hydro-Barrier Serum
Serum · Lists sulfates, coconut derivatives
Medicube
EGF NAD+ Firming Serum
Serum · None of Poliage’s flag groups listed
Shiseido
Expert Anti-Age Solaire Crème Protectrice SPF 30
Lists fragrance, fragrance allergens, drying alcohol, silicones, chemical UV filters
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