++++
[ DemythSkin Verdict ]
COSRX Lip Sleep - Balancium Ceramide Lip Butter Sleeping Mask
Lip CareBarrier Repair
Efficacy
Solid
3.8 / 5.0
Safety
Mostly Safe
4.1 / 5.0
System Verdict
Ultra-occlusive, ceramide-boosted lip butter that does its job well, but it’s basically a nicely tuned oil/wax blend rather than a high-tech treatment. The efficacy score is solid because the INCI shows a heavy load of classic occlusives and butters plus real Ceramide NP and phytosphingosine for barrier repair, but there are no advanced actives beyond moisturization and the ceramides are likely at low concentration near the end of the list, making this primarily a very competent protective balm rather than a transformational treatment.
Active Ingredients Detected
A Tier: Good BasicsProven Results
Butyrospermum Parkii (Shea) ButterSimmondsia Chinensis (Jojoba) Seed OilCaprylic/Capric TriglycerideGlycerinCeramide NPPhytosphingosine
B Tier: Supporting IngredientsPromising Ingredients
Bis-Diglyceryl Polyacyladipate-2Polyglyceryl-3 DistearatePhytosteryl/Isostearyl/Cetyl/Stearyl/Behenyl Dimer DilinoleateBeeswaxOzokeriteMangifera Indica (Mango) Seed ButterEuphorbia Cerifera (Candelilla) WaxGlyceryl Stearate Citrate
D Tier: Potential IrritantsBe Cautious
Cocos Nucifera (Coconut) OilRicinus Communis (Castor) Seed OilPolyethyleneEthylhexylglycerin
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DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.