What is the NOAEL for Theanine?
Theanine has 4 NOAEL studies in the database. The lowest reported value is 8021PR16QO UNII. Source: openFDA substances.
NOAEL Data
Cosmetic Ingredient
Theanine
Also known as: EINECS 221-379-0, NSC 21308, Suntheanine, Theanin, UNII-8021PR16QO (+8 more)
CAS 3081-61-6
Theanine (CAS 3081-61-6) is a chemical substance. Key regulatory status: 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat.
SOURCE
noael studies public
NOAEL studies
4
SOURCE
chemical inventory jurisdictions
Regulatory lists
1
SOURCE
eu clp annex vi
GHS signal
Not classified
Chemical Identity
CAS, identifiers, formula, and alternate names for the matched substance record.
SOURCE
DSSTox identifiers
19 fields
Name
Theanine
CAS Number
3081-61-6
DTXSID
DTXSID80184817
Molecular Formula
C7H14N2O3
InChI Key
DATAGRPVKZEWHA-YFKPBYRVSA-N
Monoisotopic Mass
174.100442
Synonyms
EINECS 221-379-0NSC 21308SuntheanineTheaninUNII-8021PR16QO(+)-Theanine2-amino-4-(ethylcarbamoyl)butanoic acidL-TheanineL-gamma-GlutamylethylamideN-gamma-Ethyl-L-glutamineN(5)-ethyl-L-glutaminetheanine zwitterion
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
4 records
HumectantSoftener and conditioner
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
1 records
| List | Keyword | Source |
|---|---|---|
| Canada; pharmaceutical | DrugBank | DrugBank |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 4 of 4 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| 8021PR16QO | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 8021PR16QO | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 8021PR16QO | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 8021PR16QO | UNII | FDA UNII substance identifier | - | - | openFDA substances |
Showing 4 of 4 studies
Cosmetic Safety Profile
Same-CAS cosmetic ingredient record for cross-vertical context.
SOURCE
CosIng / Ingredients DB
EU Status
permitted
Max
-
Category
Antioxidant
Pharmaceutical Data
Same-CAS pharmaceutical records from drug and bioactivity sources.
SOURCE
EMBL-EBI ChEMBL
THEANINE
ChEMBL Phase
3
Adverse Events
147
Bioactivity
0
Food Safety Data
Same-CAS food additive, ADI, and GRAS records where available.
SOURCE
EFSA / FDA GRAS
2 records
FDA GRAS: FDA has no questions
View full food safety profile →Frequently Asked Questions
What regulatory lists include Theanine?
Theanine appears on 1 regulatory/inventory list including Canada; pharmaceutical. Source: EPA CPDat.
Is Theanine used in cosmetics?
Yes, Theanine is also indexed as a cosmetic ingredient under the name Theanine. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Where does the safety data for Theanine come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, EPA DSSTox, CosIng / Ingredients DB, ChEMBL / DailyMed, EFSA / FDA GRAS. All data traces to primary regulatory sources and is updated from official government databases.
Is Theanine used outside industrial chemicals?
Theanine also appears in cosmetics, pharmaceutical, food safety databases.