NOAEL Studies Cosmetic Ingredient

METHYLVALERIC ACID NOAEL Studies

CAS: 97-61-0

Raw No Observed Adverse Effect Level endpoint records grouped by source. This page does not render calculated Margin of Safety values.

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COSMOS DB 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
COSMOS DB NOAEL 187.5 mg/kg bw/day rat oral 10 day Developmental US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
EFSA 16 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
EFSA NOAEL =50 mg/kg bw/day Rat oral: gavage 730 days chronic/long term toxicity EFSA FEEDAP - 2012 - OutputID 615 - body weight - systemic - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL =125 mg/kg bw/day Rat oral: gavage 90 days subchronic EFSA FEEDAP - 2012 - OutputID 615 - gross pathology - systemic - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL >219 mg/kg bw/day Rat oral: unspecified 90 days subchronic EFSA FEEDAP - 2012 - OutputID 615 - no adverse effect observed at single/highest dose - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL >300 mg/kg bw/day Rat oral: feed 90 days subchronic EFSA FEEDAP - 2012 - OutputID 615 - no adverse effect observed at single/highest dose - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL =340 mg/kg bw/day Rat oral: drinking water 90 days subchronic EFSA FEEDAP - 2012 - OutputID 615 - haematology - hemopoietic - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL >1000 mg/kg bw/day Rat oral: gavage 119 days chronic/long term toxicity EFSA FEEDAP - 2012 - OutputID 615 - no adverse effect observed at single/highest dose - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL >1450 mg/kg bw/day Rat oral: drinking water 90 days subchronic EFSA FEEDAP - 2012 - OutputID 615 - no adverse effect observed at single/highest dose - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL >2500 mg/kg bw/day Rat oral: feed 90 days subchronic EFSA FEEDAP - 2012 - OutputID 615 - no adverse effect observed at single/highest dose - Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species - doi:10.2903/j.efsa.2012.2927
EFSA NOAEL =50 mg/kg bw/day Rat oral chronic; 2 years chronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight; STUDY_GROUP=EFSA:15614563:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_c0b501eeedd2871b4e899b57302617c5
EFSA NOAEL =125 mg/kg bw/day Rat oral subchronic; 90 days subchronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=gross pathology; TOXICOLOGICAL_EFFECT_CATEGORY=gross pathology; STUDY_GROUP=EFSA:15614564:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_452159525134528442cf037c0e171794
EFSA NOAEL >219 mg/kg bw/day Rat oral subchronic; 90 days subchronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=no effects; STUDY_GROUP=EFSA:15614567:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_36138c1928c44054dbddfc52051372c9
EFSA NOAEL >300 mg/kg bw/day Rat oral subchronic; 90 days subchronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=no effects; STUDY_GROUP=EFSA_dup_-_15614565_15614566:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_e37a7363cd52d046785594b07d0592c1
EFSA NOAEL =340 mg/kg bw/day Rat oral subchronic; 90 days subchronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=hematological; TOXICOLOGICAL_EFFECT_CATEGORY=hematology; STUDY_GROUP=EFSA_dup_-_15614560_15614561:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_00c5b110292650ba7a813ab8c3a23093
EFSA NOAEL >1000 mg/kg bw/day Rat oral chronic; 17 weeks chronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=no effects; STUDY_GROUP=EFSA:15614562:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_7c04f75448e2f8a4f17967248561f8a1
EFSA NOAEL >1450 mg/kg bw/day Rat oral subchronic; 90 days subchronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=no effects; STUDY_GROUP=EFSA_dup_-_15614560_15614561:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_e808a88cab041e5d6538c44a34316ac8
EFSA NOAEL >2500 mg/kg bw/day Rat oral subchronic; 90 days subchronic LONG_REF=EFSA FEEDAP (2012). Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species. doi:10.2903/j.efsa.2012.2927.; TITLE=Scientific Opinion on the safety and efficacy of branched-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing branched-chain alcohols and acetals containing branched-chain aldehydes (chemical group 2) when used as flavourings for all animal species; AUTHOR=EFSA FEEDAP; DOI=doi:10.2903/j.efsa.2012.2927; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2012; ORIGINAL_YEAR=2012; TOXICOLOGICAL_EFFECT=no effects; STUDY_GROUP=EFSA_dup_-_15614565_15614566:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_6e1705fc62e642d73841d02095844adb
NTP ICE acute oral 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP ICE acute oral LD50 =2040 mg/kg bw Rat oral acute Rat Acute Oral Toxicity NLM ChemIDplus TEST (undated); record_id=acute_oral_11849; row=15416; data_type=In Vivo; mixture=Chemical; chemical_name=2-Methylpentanoic acid; preferred_name=2-Methylpentanoic acid; dtxsid=DTXSID9021633; url=https://chem.nlm.nih.gov/chemidplus/; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID9021633; source_file=acute_oral.xlsx
NTP ICE skin sensitization 3 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP ICE skin sensitization Incidence of positive responses 0 % Human Dermal - In Vivo; HPPT2020WIP; Human Maximization Test sheet=Data_invivo; excel_row=11484; Record_ID=skin_sensitization_invivo_2494; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=2.0; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID9021633; Assay=Human Maximization Test; Endpoint=Incidence of positive responses; Response=0; Response_Unit=%; Species=Human; Route=Dermal; Reference=Kligman 1977: report to RIFM|RIFM 1977; https://www.rifm.org/rifm-science-database.php#gsc.tab=0|Anonymous 1982; Not available; 10.1016/S0015-6264(82)80217-4; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID9021633
NTP ICE skin sensitization Induction dose per skin area 1350 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Maximization Test sheet=Data_invivo; excel_row=11482; Record_ID=skin_sensitization_invivo_2494; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=2.0; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID9021633; Assay=Human Maximization Test; Endpoint=Induction dose per skin area; Response=1350; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Kligman 1977: report to RIFM|RIFM 1977; https://www.rifm.org/rifm-science-database.php#gsc.tab=0|Anonymous 1982; Not available; 10.1016/S0015-6264(82)80217-4; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID9021633
NTP ICE skin sensitization Relative reliability score 3 unitless Human Dermal - In Vivo; HPPT2020WIP; Human Maximization Test sheet=Data_invivo; excel_row=11488; Record_ID=skin_sensitization_invivo_2494; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=2.0; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID9021633; Assay=Human Maximization Test; Endpoint=Relative reliability score; Response=3; Response_Unit=Unitless; Species=Human; Route=Dermal; Reference=Kligman 1977: report to RIFM|RIFM 1977; https://www.rifm.org/rifm-science-database.php#gsc.tab=0|Anonymous 1982; Not available; 10.1016/S0015-6264(82)80217-4; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID9021633
openFDA substances 4 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
openFDA substances FDA UNII substance identifier 26A19CG6J9 UNII - - - chemical {"approval_status":null,"molecular_formula":"C6H12O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"26A19CG6J9"}
openFDA substances FDA UNII substance identifier 26A19CG6J9 UNII - - - chemical {"approval_status":null,"molecular_formula":"C6H12O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"26A19CG6J9"}
openFDA substances FDA UNII substance identifier 26A19CG6J9 UNII - - - chemical {"approval_status":null,"molecular_formula":"C6H12O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"26A19CG6J9"}
openFDA substances FDA UNII substance identifier 26A19CG6J9 UNII - - - chemical {"approval_status":null,"molecular_formula":"C6H12O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"26A19CG6J9"}