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 (default all):
Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 1 - 20 of 37228 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
Ammonia HMDB0000051 structure imageH3N

17.0305
17.026549101
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Urine
Magnesium HMDB0000547 structure imageMg

24.305
23.985041898
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Chondroitin sulfate HMDB0000580 structure image(C14H21NO17S2)nH2O

Not Available
  • Blood
Sodium HMDB0000588 structure imageNa

22.9898
22.989769675
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Fluoride HMDB0000662 structure imageF

18.9984
18.998403205
  • Blood
  • Saliva
  • Urine
QH2 HMDB0001304 structure image(C5H8)nC14H20O4

Not Available
  • Blood
Heparin HMDB0001394 structure image(C12H19NO19S3)nH2O

Not Available
  • Blood
  • Urine
Hyaluronic acid HMDB0002061 structure image(C14H21NO11)nH2O

Not Available
  • Blood
  • Cerebrospinal Fluid (CSF)
Water HMDB0002111 structure imageH2O

18.0153
18.010564686
  • Amniotic Fluid
  • Aqueous Humour
  • Ascites Fluid
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Lymph
  • Saliva
  • Sweat
  • Tears
Boron HMDB0002386 structure imageB

10.811
11.009305466
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Beryllium HMDB0002387 structure imageBe

9.0122
9.012182135
  • Blood
  • Cerebrospinal Fluid (CSF)
Methane HMDB0002714 structure imageCH4

16.0425
16.031300128
  • Blood
  • Feces
  • Urine
Lithium HMDB0005949 structure imageLi

6.941
7.016004049
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Ammonium HMDB0041827 structure imageH4N

18.0385
18.034374133
  • Blood
  • Sweat
(+-)-Ethylketocyclazocine ThumbNot Available

Not Available
  • Blood
(2S,3R,4S,5S,6R)-2-(3-Phenylprop-2-enoxy)-6-[[(2S,3R,4S,5S)-3,4,5-trihydroxyoxan-2-yl]oxymethyl]oxane-3,4,5-triol ThumbNot Available

Not Available
  • Blood
Methylene ThumbCH2

14.027
14.015650064
  • Blood
Acetylene ThumbC2H2

26.0373
26.015650064
  • Blood
Ethynyl ThumbC2H

25.03
25.007825032
  • Blood
1-Octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phospho-(1'-myo-inositol) ThumbNot Available

Not Available
  • Blood
  • Urine
Displaying metabolites 1 - 20 of 37228 in total