You are using an unsupported browser. Please upgrade your browser to a newer version to get the best experience on Human Metabolome Database.
Filter by metabolite status:
Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 1 - 20 of 1234 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biofluid Location
1-Methylhistidine ThumbC7H11N3O2

169.1811
169.085126611
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
2-Ketobutyric acid ThumbC4H6O3

102.0886
102.031694058
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
2-Hydroxybutyric acid ThumbC4H8O3

104.1045
104.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
4-Pyridoxic acid ThumbC8H9NO4

183.1614
183.053157781
  • Blood
  • Feces
  • Saliva
  • Urine
Alpha-ketoisovaleric acid ThumbC5H8O3

116.1152
116.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
p-Hydroxyphenylacetic acid ThumbC8H8O3

152.1473
152.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
(S)-3-Hydroxyisobutyric acid ThumbC4H8O3

104.1045
104.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Biotin ThumbC10H16N2O3S

244.311
244.088163078
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Carnosine ThumbC9H14N4O3

226.2325
226.106590334
  • Blood
  • Feces
  • Saliva
  • Urine
Adenine ThumbC5H5N5

135.1267
135.054495185
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Aldosterone ThumbC21H28O5

360.444
360.193674006
  • Blood
  • Saliva
  • Urine
Dihydrobiopterin ThumbC9H13N5O3

239.2312
239.101839307
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
Butyric acid ThumbC4H8O2

88.1051
88.0524295
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Acetic acid ThumbC2H4O2

60.052
60.021129372
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Betaine ThumbC5H11NO2

117.1463
117.078978601
  • Blood
  • Breast Milk
  • Feces
  • Saliva
  • Urine
Ascorbic acid ThumbC6H8O6

176.1241
176.032087988
  • Amniotic Fluid
  • Blood
  • Breast Milk
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Adenosine monophosphate ThumbC10H14N5O7P

347.2212
347.063084339
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Adenosine ThumbC10H13N5O4

267.2413
267.096753929
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Beta-Alanine ThumbC3H7NO2

89.0932
89.047678473
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Acetoacetic acid ThumbC4H6O3

102.0886
102.031694058
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Displaying metabolites 1 - 20 of 1234 in total