Fragrance avoidance
Nothing to weigh for this context yet.
We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.
- beauty
Fervidobacterium islandicum/chicken feather ferment filtrate extract
Concern score
Not assessed — no hazard data yet.
Fervidobacterium islandicum/chicken feather ferment filtrate extract in plain language
Used in cosmetics as a skin-conditioning agent and a hair conditioner. Fervidobacterium Islandicum/Chicken Feather Ferment Filtrate Extract is the extract of a filtrate of the product obtained by the fermentation of the feathers of the chicken, Gallus gallus by the microorganism Fervidobacterium islandicum.
- Skin conditioning
- Hair conditioning
- We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
What we know about this ingredient
Canonical ingredient record built from 1 public-source records.
Regulation
No restrictions found. Fervidobacterium islandicum/chicken feather ferment filtrate extract appears in these published regulatory listings.
EUCosIngActiveFervidobacterium Islandicum/Chicken Feather Ferment Filtrate Extract is the extract of a filtrate of the product obtained by the fermentation of the feathers of the chicken, Gallus gallus by the microorganism Fervidobacterium islandicum. Restriction: Please consider whether entry 419 of Annex II to the Cosmetics Regulation 1223/2009 is applicable. According to entry 419, category 1 material and Category 2 material as defined in Articles 4 and 5 respectively of Regulation (EC) No 1774/2002, and ingredients derived therefrom are prohibited in cosmetics products. Regulation (EC) No 1774/2002 has been repealed and replaced by Regulation No. 1069/2009. For Category 1 and 2 materials in Regulation No. 1069/2009, please see Article 8 and 9, respectively.
- Fervidobacterium Islandicum/Chicken Feather Ferment Filtrate Extract is the extract of a filtrate of the product obtained by the fermentation of the feathers of the chicken, Gallus gallus by the microorganism Fervidobacterium islandicum. Restriction: Please consider whether entry 419 of Annex II to the Cosmetics Regulation 1223/2009 is applicable. According to entry 419, category 1 material and Category 2 material as defined in Articles 4 and 5 respectively of Regulation (EC) No 1774/2002, and ingredients derived therefrom are prohibited in cosmetics products. Regulation (EC) No 1774/2002 has been repealed and replaced by Regulation No. 1069/2009. For Category 1 and 2 materials in Regulation No. 1069/2009, please see Article 8 and 9, respectively.Source →
Expert safety opinions
No expert opinion on file for Fervidobacterium islandicum/chicken feather ferment filtrate extract. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.
SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.
Evidence & sources
No graded research studies for Fervidobacterium islandicum/chicken feather ferment filtrate extract yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
No signal in this context