HYDROLYZED KERATIN
- Other Concerns
- Functions
- About the Chemical
- Synonyms
-
Use restrictions (moderate)
Cancer 

Cancer: Ingredients linked to cancer in government, industry or academic studies or assessments.
Developmental & Reproductive Toxicity 

Developmental and reproductive toxicity: Ingredients linked to developmental and reproductive toxicity, a broad class of health effects that range from infertility and reproductive organ cancers to birth defects and developmental delays in children.
Allergies & Immunotoxicity 

Allergies and immunotoxicity: Ingredients linked to harm to the immune system, a class of health problems that manifest as allergic reactions or an impaired capacity to fight disease and repair damaged tissue in the body.
Products with this Ingredient
conditioner | 147 products |
shampoo | 124 products |
hair treatment/serum | 72 products |
hair color and bleaching | 34 products |
mascara | 33 products |
hair styling aide | 25 products |
hair spray | 22 products |
styling gel/lotion | 18 products |
body wash/cleanser | 10 products |
beard care | 9 products |
detangler | 8 products |
mask | 8 products |
nail treatment | 7 products |
brow liner | 4 products |
beard oil | 3 products |
exfoliant/scrub | 3 products |
hair relaxer | 2 products |
serums & essences | 2 products |
beard cleanser | 2 products |
1 products | |
hand cream | 1 products |
moisturizer | 1 products |
makeup primer | 1 products |
styling mousse/foam | 1 products |
facial cleanser | 1 products |
Use restrictions
Concern | Reference |
---|---|
Restricted in cosmetics (recommendations or requirements) - use, concentration, or manufacturing restrictions - Use is restricted in Canadian cosmetics | Canada - Prohibited and Restricted Cosmetics Ingredients |
Data gaps
Concern | Reference |
---|---|
4 studies in PubMed science library may include information on the toxicity of this chemical | NLM PubMed |
Ecotoxicology
Concern | Reference |
---|---|
Not suspected to be an environmental toxin | Environment Canada Domestic Substance List |
Organ system toxicity (non-reproductive)
Concern | Reference |
---|---|
Classified as not expected to be potentially toxic or harmful | Environment Canada Domestic Substance List |
Data Sources
- Health Canada. 2007. List of Prohibited and Restricted Cosmetic Ingredients. Canada's Cosmetic Ingredient Hotlist. March 2007.
- NLM (National Library of Medicine). 2012. PubMed online scientific bibliography data. http://www.pubmed.gov.
- EC (Environment Canada). 2008. Domestic Substances List Categorization. Canadian Environmental Protection Act (CEPA) Environmental Registry.
- Products with the EWG VERIFIED mark have met use restrictions and warnings based on EWG review of company data.
ABOUT THE SKIN DEEP® RATINGS
EWG provides information on personal care product ingredients from the published scientific literature, to supplement incomplete data available from companies and the government. The ratings below indicate the relative level of concern posed by exposure to the ingredients in this product - not the product itself - compared to other product formulations. The ratings reflect potential health hazards but do not account for the level of exposure or individual susceptibility, factors which determine actual health risks, if any. Learn more | Legal Disclaimer
ABOUT EWG VERIFIED™
Beyond providing Skin Deep® as an educational tool for consumers, EWG offers its EWG VERIFIED™ mark as a quick and easily identifiable way of conveying personal care products that meet EWG's strict health criteria. Before a company can use EWG VERIFIED™ on such products, the company must show that it fully discloses the products' ingredients on their labels or packaging, they do not contain EWG ingredients of concern, and are made with good manufacturing practices, among other criteria. Note that EWG receives licensing fees from all EWG VERIFIED™ member companies that help to support the important work we do. Learn more | Legal Disclaimer