Cosmetic ingredient dictionary
Terephthalylidene Dicamphor Sulfonic Acid in cosmetics: what it is and what it does
Terephthalylidene Dicamphor Sulfonic Acid is a cosmetic ingredient that filters UV light to protect the skin. The EU lists it as an allowed UV filter, with a maximum amount. Open Beauty Facts finds it in 29 products, most often sunscreen.
By Bravoora teamUpdated Sources checked 3 sourcesHow we check
What does Terephthalylidene Dicamphor Sulfonic Acid do in a product?
In a cosmetic product, Terephthalylidene Dicamphor Sulfonic Acid filters UV light to protect the skin and protects the product from UV light. The EU’s CosIng database lists these jobs for it: UV filter and UV absorber.
What other names and numbers does Terephthalylidene Dicamphor Sulfonic Acid have?
- CAS number
- 92761-26-7, 90457-82-2
- EC number
- 410-960-6
- CosIng reference
- 38544
Is Terephthalylidene Dicamphor Sulfonic Acid restricted in the EU?
It is allowed, on a list with limits. The EU lists it as an allowed UV filter, with a maximum amount (Annex VI of Regulation 1223/2009, entry 7).
The annex entry sets the exact limits, the products it may be used in and any warning the label must carry.
Which products contain Terephthalylidene Dicamphor Sulfonic Acid?
Open Beauty Facts finds Terephthalylidene Dicamphor Sulfonic Acid in the ingredient lists of 29 of the 22,021 products it has a list for, most often sunscreen and bb creams.
Products with it, by country of sale: France 16 · Italy 2 · Austria 2 · Turkey 2.
Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Terephthalylidene Dicamphor Sulfonic Acid turns up, not how much of the market it is.
Bravoora reads this ingredient for everyone you shop for: an allergy or intolerance, a vegan or vegetarian diet, a calorie or protein goal, and the labels on supplements and skincare too. Build a profile · For dermatologists, dietitians and doctors
Sources
The job, the description and the EU annex entry are CosIng’s; the fragrance allergens are the EU Annex III names Bravoora’s label checker reads; the product counts are Open Beauty Facts’.
- European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
- Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL
- EU Regulation 1223/2009 on cosmetic products (the annexes)
Contains information from Open Beauty Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check
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