Cosmetic ingredient dictionary

Polysilicone-15 in cosmetics: what it is and what it does

Polysilicone-15 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 18 products, most often shampoos.

By Bravoora teamUpdated Sources checked 3 sourcesHow we check

What does Polysilicone-15 do in a product?

In a cosmetic product, Polysilicone-15 filters UV light to protect the skin. The EU’s CosIng database lists this job for it: UV filter.

UV filter

What other names and numbers does Polysilicone-15 have?

CAS number
207574-74-1
EC number
*606-621-9
CosIng reference
41309

Is Polysilicone-15 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 26).

The annex entry sets the exact limits, the products it may be used in and any warning the label must carry.

Which products contain Polysilicone-15?

Open Beauty Facts finds Polysilicone-15 in the ingredient lists of 18 of the 22,021 products it has a list for, most often shampoos, hair care and sunscreen.

  • Shampoos3
  • Hair care3
  • Sunscreen3
  • Shampoos for colored hair2

Products with it, by country of sale: France 9 · Switzerland 2 · Spain 2 · Australia 1.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Polysilicone-15 turns up, not how much of the market it is.

On these listsUV filters

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’.

  1. European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
  2. Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL
  3. 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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