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Displaying metabolites 1 - 20 of 1245 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
1-Methylhistidine HMDB0000001 structure imageC7H11N3O2

169.1811
169.085126611
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
2-Ketobutyric acid HMDB0000005 structure imageC4H6O3

102.0886
102.031694058
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
2-Hydroxybutyric acid HMDB0000008 structure imageC4H8O3

104.105
104.047344118
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
3-Hydroxybutyric acid HMDB0000011 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
4-Pyridoxic acid HMDB0000017 structure imageC8H9NO4

183.1614
183.053157781
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
alpha-Ketoisovaleric acid HMDB0000019 structure imageC5H8O3

116.1152
116.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
p-Hydroxyphenylacetic acid HMDB0000020 structure imageC8H8O3

152.1473
152.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
(S)-3-Hydroxyisobutyric acid HMDB0000023 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Biotin HMDB0000030 structure imageC10H16N2O3S

244.311
244.088163078
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Carnosine HMDB0000033 structure imageC9H14N4O3

226.2325
226.106590334
  • Blood
  • Feces
  • Saliva
  • Urine
Adenine HMDB0000034 structure imageC5H5N5

135.1267
135.054495185
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Aldosterone HMDB0000037 structure imageC21H28O5

360.444
360.193674006
  • Blood
  • Saliva
  • Urine
Dihydrobiopterin HMDB0000038 structure imageC9H13N5O3

239.2312
239.101839307
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
Butyric acid HMDB0000039 structure imageC4H8O2

88.1051
88.0524295
  • Blood
  • Breast Milk
  • Breath
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Acetic acid HMDB0000042 structure imageC2H4O2

60.052
60.021129372
  • Blood
  • Breast Milk
  • Breath
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Betaine HMDB0000043 structure imageC5H12NO2

118.1543
118.086803633
  • Blood
  • Breast Milk
  • Feces
  • Saliva
  • Urine
Ascorbic acid HMDB0000044 structure imageC6H8O6

176.1241
176.032087988
  • Amniotic Fluid
  • Blood
  • Breast Milk
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Adenosine monophosphate HMDB0000045 structure imageC10H14N5O7P

347.2212
347.063084339
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Adenosine HMDB0000050 structure imageC10H13N5O4

267.2413
267.096753929
  • Blood
  • Breast Milk
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
beta-Alanine HMDB0000056 structure imageC3H7NO2

89.0932
89.047678473
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Displaying metabolites 1 - 20 of 1245 in total