Is Hydrolyzed Casein safe in cosmetics?
Hydrolyzed Casein has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Hydrolyzed Casein
INCI: HYDROLYZED CASEIN
Hydrolyzed Casein (CAS 65072-00-6 / EC 265-363-1) is a cosmetic cosmetic ingredient functioning as Hair conditioning, skin conditioning. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 65072-00-6 / EC 265-363-1 →
Auto-generated CPSR Part A draft with source citations
Function
Hair conditioning, skin conditioning
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted — CIR Expert Panel concluded safe as used in cosmetics (reviewed 2022 under bovine milk proteins assessment); used at ≤0.02% max concentration
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Hydrolyzed Casein.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
2 property records from structured ingredient metadata.
amino_acid
{"cas_number": "65072-00-6", "ingredient_class": "protein_hydrolysate", "source_origin": "animal", "molecular_weight_range_Da": "500-3000", "amino_acid_composition_key": "proline_glutamic_acid_rich", "isoelectric_point": "4.6", "charge_at_pH_5_5": "zwitterionic", "water_solubility": "soluble", "oil_solubility": "insoluble", "film_forming_ability": "excellent", "moisture_binding_capacity": "excelle…
hair_care
{"hair_function": "protein-treatment", "hair_type_suitability": "medium/coarse", "curl_pattern_suitability": "all", "porosity_suitability": "high", "protein_sensitivity": "protein", "moisture_protein_balance": "yes", "cg_method_approved": "not-a-silicone", "silicone_type": "not-a-sulfate", "sulfate_type": "no", "drying_alcohol": "no", "fatty_alcohol": "no", "heat_protectant": "yes", "color_safe": …
Expert Verdict
Expert safety assessment and concern-level summary for Hydrolyzed Casein.
Regulatory Flags
potential-allergen
Frequently Asked Questions
Is Hydrolyzed Casein allowed in the EU?
Hydrolyzed Casein EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Hydrolyzed Casein do in cosmetics?
Hydrolyzed Casein functions as: Hair conditioning, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 65072-00-6 / EC 265-363-1.
Compliance Tools
Check Hydrolyzed Casein compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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