SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV — Efficacy 4.0/5.0, Safety 4.9/5.0 | DemythSkin
++++
[ DemythSkin Verdict ]
SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV

SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV

SunscreenUV Protection, Hydration, Soothing
Efficacy
Strong
4.0 / 5.0
Safety
Excellent
4.9 / 5.0
System Verdict
Solid daily sunscreen with modern filters and hydration, but lacks full-spectrum photostability and premium synergies for top-tier status. Efficacy score of 4.0 reflects strong chemical filter combo (Avobenzone 2.7%, Octocrylene 9% for stability, Homosalate/Octisalate for UVB) achieving SPF50/PA++++, plus niacinamide and Centella for soothing/brightening, but deducts for low HA concentrations (10ppm max, hydrolyzed at 1ppm), no Ferulic/Vit C/E synergy for antioxidants, and potential pH sensitivity around 6-7 from Tromethamine that could slightly destabilize Avobenzone over time; tube packaging helps stability[1][3].
Active Ingredients Detected
A Tier: Good BasicsProven Results
AvobenzoneHomosalateOctisalateNiacinamideSodium HyaluronatePanthenolTocopherol
B Tier: Supporting IngredientsPromising Ingredients
OctocryleneCentella Asiatica Extract
What Each Ingredient Does
Avobenzone
UVA filter 2.7%
Homosalate
UVB filter 13.6%
Octisalate
UVB filter 4.5%
Octocrylene
UVB/UVA stabilizer 9%
Centella Asiatica Extract
Soothing antioxidant 9800ppm
Niacinamide
Brightening anti-acne
Sodium Hyaluronate
Hydrating humectant 10ppm
Panthenol
Hydrating soothing agent
Tocopherol
Vitamin E antioxidant
Full Ingredient List (INCI)

Water, Butyloctyl Salicylate, Propanediol, Polymethylsilsesquioxane, C20-22 Alkyl Phosphate, C20-22 Alcohols, Panthenol, 1,2-Hexanediol, Caprylyl Methicone, Pentylene Glycol, Dimethicone/Vinyl Dimethicone Crosspolymer, Cetyl Alcohol, VP/Eicosene Copolymer, Glyceryl Stearate, Tromethamine, Polyacrylate Crosspolymer-6, Ammonium Acryloyldimethyltaurate/VP Copolymer, Silica, Butylene Glycol, Centella Asiatica Extract, Ethylhexylglycerin, Hydrolyzed Sodium Hyaluronate, Sodium Hyaluronate, Tocopherol, Glycerin, Portulaca Oleracea Extract, Camellia Sinensis Leaf Extract, Hyaluronic Acid, Oryza Sativa (Rice) Extract, Avena Sativa (Oat) Meal Extract, Glycine Max (Soybean) Seed Extract. Active ingredients: Avobenzone 2.7%, Homosalate 13.6%, Octisalate 4.5%, Octocrylene 9%[1]

Frequently Asked

Is SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV worth it?

SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV scores 4.0 out of 5.0 for efficacy (Strong) and 4.9 out of 5.0 for safety (Excellent) on DemythSkin's independent ingredient analysis. Solid daily sunscreen with modern filters and hydration, but lacks full-spectrum photostability and premium synergies for top-tier status. Efficacy score of 4.0 reflects strong chemical filter combo (Avobenzone 2.7%, Oct

What are the key active ingredients in SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV?

SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV contains no gold-standard actives — its formula is built on supporting and base ingredients rather than clinically transformative actives.

Does SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV contain fragrance or known irritants?

DemythSkin's analysis found no flagged irritants in SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV. It scores 4.9 out of 5.0 for safety.

How is SKIN1004 Hyalu-Cica Water-Fit Sun Serum UV scored?

DemythSkin grades every product on two independent axes: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are classified S through D against a database of over 3,000 compounds. No brand pays for a score.

Analyze on DemythSkin →

Analysis last updated: 2026-04-23. DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.