Allergen & irritant analysis
4 flaggedThis sunscreen from Cien lists 33 ingredients. AllerNote's analysis flags 3 known contact allergens and 1 common irritant in the INCI list. No added fragrance, MI / MCI (isothiazolinones), formaldehyde-releasing preservatives, SLS / SLES sulfates were detected in the listed ingredients.
- MethylparabenKnown allergen (preservative): Methylparaben
- Butyl methoxydibenzoylmethaneKnown allergen (sunscreen): Avobenzone
- Ethylhexyl salicylateKnown allergen (sunscreen): Octisalate
- Sodium hydroxideStrong alkaline substance that can be highly corrosive and irritating in high concentrations; used safely in cosmetics only in neutralized, low concentrations for pH adjustment.
Not detected: added fragrance, MI / MCI (isothiazolinones), formaldehyde-releasing preservatives, SLS / SLES sulfates. Contains: parabens.
Based on what's flagged, take extra care if you're among:
- People sensitised to preservatives (e.g. MI/MCI or formaldehyde releasers)
Generated from this product's ingredient list and AllerNote's allergen database — educational, not medical advice or a substitute for patch testing.
Benefits
Key Ingredients
- 1Chemical UV FilterAbsorbs UV rays to help prevent sun damage.
- 2AntioxidantsShields skin from free radical damage.
- 3Vitamin EProtects skin and soothes irritation.
Full Ingredient List
33INCI (full list, INCI order): water, butyl methoxydibenzoylmethane, ethylhexyl salicylate, bis-ethylhexyloxyphenol methoxyphenyl triazine, diethylamino hydroxybenzoyl hexyl benzoate, phenylbenzimidazole sulfonic acid, cetearyl alcohol, c12-15 alkyl benzoate, glyceryl stearate, vp/hexadecene copolymer, glycerin, ethylhexyl triazone, potassium cetyl phosphate, cetearyl glucoside, acrylates/c10-30 alkyl acrylate crosspolymer, caprylyl glycol, xanthan gum, tocopherol, phenoxyethanol, trisodium ethylenediamine disuccinate, sodium hydroxide, citric acid, palmitic acid, stearic acid, myristic acid, methylparaben, sclerotium gum, propanediol, ethylhexylglycerin, hydroxyacetophenone, disodium edta, disodium phosphate, pentylene glycol
Tap any ingredient to see details
Potential Concerns
- May Worsen Oily SkinMay increase shine or excess oil.
- May Worsen RosaceaCan trigger flare-ups in rosacea-prone skin.
- May Trigger AcneCan clog pores or trigger breakouts.
- May Worsen EczemaMay worsen itching or irritation for eczema.
- May Worsen IrritationMay cause stinging, redness, or sensitivity.
Frequently asked questions
Is Ultra Sensitive Sun Protect Milk SPF 50+ fragrance-free?
No added fragrance or EU-labelled fragrance allergens were detected in Ultra Sensitive Sun Protect Milk SPF 50+'s listed ingredients. "Not detected" isn't an absolute guarantee, but it's a good sign for fragrance-sensitive skin — confirm against the current pack and your own triggers.
Does Ultra Sensitive Sun Protect Milk SPF 50+ contain parabens?
Yes, Ultra Sensitive Sun Protect Milk SPF 50+'s INCI list includes one or more parabens. For most people that's low-risk — parabens have a notably low contact-allergy rate — but if you've patch-tested positive to parabens specifically, choose a paraben-free alternative.
Is Ultra Sensitive Sun Protect Milk SPF 50+ suitable for sensitive or allergy-prone skin?
It depends on your specific triggers. Ultra Sensitive Sun Protect Milk SPF 50+ contains 3 flagged allergens and 1 irritant (listed in the analysis above). If none are on your personal allergen list it may suit you, but patch test first — add your allergens to AllerNote to check Ultra Sensitive Sun Protect Milk SPF 50+ against your own profile.

