| Metabolite class: |
| Metabolite Class | Studies |
|---|---|
| Fatty acids | 1460 |
| Amino acids and peptides | 1429 |
| TCA acids | 1190 |
| Purines | 1183 |
| Monosaccharides | 1173 |
| Short-chain acids | 1106 |
| Pyrimidines | 1022 |
| Fatty esters | 982 |
| Pyridine alkaloids | 934 |
| Organic phosphoric acids | 848 |
| Sulfonic acids | 816 |
| Phenolic acids | 789 |
| Tryptophan alkaloids | 775 |
| Azoles | 718 |
| Carnitines | 717 |
| Cholines | 709 |
| Glycerophosphocholines | 681 |
| Alcohols and polyols | 676 |
| Phenylpropanoids | 655 |
| Ornithine alkaloids | 651 |
| Glycerophosphoethanolamines | 626 |
| Disaccharides | 623 |
| Benzenes | 608 |
| Sterols | 584 |
| Organic carbonic acids | 578 |
| Phosphate esters | 570 |
| Amines | 550 |
| Phosphosphingolipids | 548 |
| Bile acids | 537 |
| Hydroxy acids | 537 |
| Histidine alkaloids | 536 |
| Carboxylic acids | 524 |
| Keto acids | 505 |
| Sphingoid bases | 500 |
| Nicotinamides | 498 |
| Tyrosine alkaloids | 498 |
| Isoprenoids | 486 |
| Fatty amines | 484 |
| Anthranilic acid alkaloids | 479 |
| Monoradylglycerols | 473 |
| Fatty amides | 466 |
| Ceramides | 465 |
| Ureas | 460 |
| Unclassified | 454 |
| Phenols | 426 |
| Diradylglycerols | 393 |
| Glycerophosphoinositols | 391 |
| Lactones | 381 |
| Glycerophosphoserines | 365 |
| Quinones and hydroquinones | 363 |
| Pterins | 362 |
| Steroids | 357 |
| Alloxazines and isoalloxazines | 348 |
| Triradylglycerols | 333 |
| Glycerophosphoglycerols | 332 |
| Sulfinic acids | 331 |
| Eicosanoids | 325 |
| Octadecanoids | 316 |
| Flavins | 307 |
| Carbonyl compounds | 302 |
| Glycosphingolipids | 285 |
| Oligosaccharides | 285 |
| Flavonoids | 269 |
| Organooxygen compounds | 259 |
| Organonitrogen compounds | 254 |
| Sterol esters | 253 |
| Bilirubins | 249 |
| Glycerophosphates | 248 |
| Amine oxides | 243 |
| Heterocyclic compounds | 224 |
| Fatty alcohols | 206 |
| Imidazoles | 204 |
| Glycosyl compounds | 192 |
| Guanidines | 178 |
| Pyrrolidones | 177 |
| Naphthalenes | 160 |
| Lysine alkaloids | 153 |
| Piperidinones | 148 |
| Oxepanes | 147 |
| Cyclohexylamines | 144 |
| Hydrocarbons | 143 |
| Organosulfur compounds | 140 |
| Organosulfonic acids | 134 |
| Alkaloids | 132 |
| Arylsulfates | 131 |
| Pyrrolines | 130 |
| Acetophenones | 127 |
| Cardiolipins | 118 |
| Delta valerolactones | 115 |
| Benzamides | 112 |
| Imidazolidines | 107 |
| Aromatic polyketides | 106 |
| Quinolones | 105 |
| Secosterols | 100 |
| Fatty aldehydes | 98 |
| Pyrazines | 98 |
| Organic phosphonic acids | 91 |
| Benzenediols | 90 |
| Benzimidazoles | 88 |
| Furoic acids | 87 |
| Beta lactams | 85 |
| Docosanoids | 81 |
| Primary alcohols | 81 |
| Benzopyrans | 78 |
| Beta-keto acids | 77 |
| Aminotriazines | 74 |
| Organic sulfuric acids | 74 |
| Porphyrins | 70 |
| Pyrrole carboxylic acids | 70 |
| Anilines | 66 |
| Glycinamide ribonucleotides | 64 |
| Pteridines | 62 |
| Benzothiazoles | 59 |
| Dialkyl ethers | 58 |
| Caprolactams | 57 |
| Tetrapyrroles | 56 |
| Phenylacetic acids | 54 |
| Phenylpropylamines | 52 |
| Indolizidines | 51 |
| Macrolides | 51 |
| Bisphenyls | 48 |
| Benzofuranones | 47 |
| Halobenzenes | 47 |
| Hydropyridines | 47 |
| Diarylethers | 40 |
| Fatty acyl glycosides | 39 |
| Triazines | 39 |
| Glycosyldiradylglycerols | 38 |
| Piperazines | 38 |
| Sulfuric acid esters | 34 |
| Alkyl fluorides | 33 |
| Azolidines | 31 |
| Benzodioxoles | 31 |
| Substituted pyrroles | 31 |
| Ethers | 30 |
| Anilides | 29 |
| Hydroxyquinolines | 28 |
| Morpholines | 28 |
| Pyrrolizines | 28 |
| Tetracyclines | 28 |
| Carboximidic acids | 26 |
| Thiolanes | 26 |
| Dialkylthioethers | 25 |
| N-nitroso compounds | 25 |
| Phenylpiperidines | 25 |
| Dibenzazepines | 24 |
| Dihydrofurans | 24 |
| Pyranones | 24 |
| Fluorenes | 23 |
| Benzodiazines | 22 |
| Epoxides | 22 |
| Tannins | 22 |
| Thiadiazines | 22 |
| Benzofurans | 21 |
| Benzoxazines | 21 |
| Benzocycloheptapyridines | 20 |
| Butyrophenones | 20 |
| Heteroaromatic compounds | 20 |
| Isobenzofuranones | 20 |
| Dinucleotides | 19 |
| Benzoxazoles | 18 |
| Isoindolines | 18 |
| Phenothiazines | 18 |
| Benzothiazines | 17 |
| Polyprenols | 17 |
| Dibenzothiazepines | 16 |
| Dibenzylbutanediol lignans | 16 |
| Resorcinols | 16 |
| Aminoquinolines | 15 |
| Dibenzylbutane lignans | 15 |
| Dioxolopyrans | 15 |
| Indolyl carboxylic acids | 15 |
| Benzaldehydes | 14 |
| Benzothiazepines | 14 |
| Organic acids | 14 |
| Pyrazoles | 14 |
| Tetrahydrofuran lignans | 14 |
| Unassigned | 14 |
| Aryltetralin lignans | 13 |
| Furanoid lignans | 13 |
| Metallotetrapyrroles | 13 |
| Glycosylmonoradylglycerols | 12 |
| Pyrrolidines | 12 |
| Pyrrolopyrimidines | 12 |
| Ketene acetals | 11 |
| Linear diarylheptanoids | 11 |
| Phenoxyacetic acids | 11 |
| Phenylpyrrolidines | 11 |
| Quinuclidines | 11 |
| Benzazepines | 10 |
| Dibenzocycloheptenes | 10 |
| Furans | 10 |
| Organic thiophosphoric acids | 10 |
| Benzoic acids and derivatives | 9 |
| Indanes | 9 |
| Organochlorides | 9 |
| Oxanes | 9 |
| Sterol/Bile acid conjugates(In-silico) | 9 |
| Aminoxides | 8 |
| Cyanides | 8 |
| Naphthopyrans | 8 |
| Organic thiocarbonic acid derivatives | 8 |
| Other nucleic acids | 8 |
| Thiophosphoric acid esters | 8 |
| 1-benzothiophenes | 7 |
| 2-Benzimidazolylcarbamic acid esters | 7 |
| Azaspirodecanes | 7 |
| Benzoquinolines | 7 |
| Chlorins | 7 |
| Cycloheptapyrans | 7 |
| Cyclopyrrolones | 7 |
| Furanoquinolines | 7 |
| Furopyrans | 7 |
| Glycerophosphoglycerophosphoglycerols | 7 |
| Oxazolidines | 7 |
| Alkanesulfonic acids | 6 |
| Dibenzoxepines | 6 |
| Glycerophosphoinositol bisphosphates | 6 |
| Halohydrins | 6 |
| Naphthofurans | 6 |
| Naphthopyranones | 6 |
| Other Glycerolipids | 6 |
| Phenylpropenes | 6 |
| Piperidines | 6 |
| Thiosulfinic acid esters | 6 |
| 1,4-dioxanes | 5 |
| Aflatoxins | 5 |
| Arylnaphthalene lignans | 5 |
| Imidazolines | 5 |
| Naphthacenes | 5 |
| Other Fatty Acyls | 5 |
| Oxathianes | 5 |
| Oxazoles | 5 |
| Vinyl halides | 5 |
| Vinylogous acids | 5 |
| Allyl-type 1,3-dipolar organic compounds | 4 |
| Angucyclines | 4 |
| Carbothioic S-acids | 4 |
| Dihydrofuranoquinolines | 4 |
| Isoquinolones | 4 |
| Lignan glycosides | 4 |
| Lignan lactones | 4 |
| Nitro compounds | 4 |
| Nitroquinolines | 4 |
| Piperazinoazepines | 4 |
| Quinoline carboxylic acids | 4 |
| Sterols/Bile acids(In-silico) | 4 |
| Sterols(In silico) | 4 |
| Thiophenes | 4 |
| Vinylogous amides | 4 |
| Benzothiophenes | 3 |
| Benzotriazoles | 3 |
| Benzylpiperidines | 3 |
| Cytochalasins | 3 |
| Dibenzodiazepines | 3 |
| Dibenzothiepins | 3 |
| Glycerophosphethanolamines | 3 |
| Glycerophosphoinositol trisphosphates | 3 |
| Indanones | 3 |
| Indoloquinolines | 3 |
| Isofamides | 3 |
| Organic dithiophosphoric acids | 3 |
| Organohalogen compounds | 3 |
| Organoheterocyclic compounds | 3 |
| Other Glycerophospholipids | 3 |
| Phenanthrolines | 3 |
| Primary amines | 3 |
| Azepines | 2 |
| Azobenzenes | 2 |
| CDP-Glycerols | 2 |
| Dialkyldisulfides | 2 |
| Diarylheptanoids | 2 |
| Dihydrothiophenes | 2 |
| Fatty ethers | 2 |
| Flavonolignans | 2 |
| Glycinamidine ribonucleotides | 2 |
| Halomethanes | 2 |
| Halopyridines | 2 |
| Haloquinolines | 2 |
| Hopanoids | 2 |
| Hydroquinolines | 2 |
| Naphthyridines | 2 |
| Organometallic compounds | 2 |
| Oxolanes | 2 |
| Phthalazines | 2 |
| Piperidinecarboxylic acids | 2 |
| Pyran carboxylic acids | 2 |
| Pyrrolizidinones | 2 |
| Thienopyridines | 2 |
| Triazoles | 2 |
| 1,2-dithiolanes | 1 |
| 1,3,5-triazines | 1 |
| 1-phosphoribosyl-imidazoles | 1 |
| Alpha-acyloxy carbonyl compounds | 1 |
| Ansamycins | 1 |
| Benzoxepines | 1 |
| Chrysenes | 1 |
| Corrinoids | 1 |
| Dibenzoxazepines | 1 |
| Diphenylethers | 1 |
| Dithianes | 1 |
| Dithiolanecarboxylic acids | 1 |
| Epothilones | 1 |
| Fentanyls | 1 |
| Glycerophosphoinositol monophosphates | 1 |
| Lignans | 1 |
| Lipoic acids | 1 |
| Organic nitrates | 1 |
| Organic trisulfides | 1 |
| Oxazolopyridines | 1 |
| Oxocins | 1 |
| Phenylbenzimidazoles | 1 |
| Polyenes | 1 |
| Quinolines | 1 |
| Quinolizidines | 1 |
| Tetrazines | 1 |
| Thiadiazoles | 1 |
| Thienothiazines | 1 |
| Trioxanes | 1 |
