| Metabolite Name | Class | ||||||
|---|---|---|---|---|---|---|---|
| Xanthosine | Pyrimidine nucleotides | ||||||
| Xanthine | Purines | ||||||
| Valerylcarnitine | Acyl carnitines | ||||||
| Uridine | Pyrimidine nucleosides | ||||||
| Uric acid | Purines | ||||||
| Urea | Amino acids | ||||||
| Uracil | Pyrimidines | ||||||
| Unknown Acyl carnitine | Acyl carnitines | ||||||
| Tyrosyl-Glutamate | Amino acids | ||||||
| Tyrosyl-Alanine | Amino acids | ||||||
| Tryptophan 2-C-mannoside | Indolyl carboxylic acids | ||||||
| Trimethylamine N-oxide | Aminoxides | ||||||
| Trehalose | Carbohydrates | ||||||
| trans-Hexadec-2-enoyl carnitine | Acyl carnitines | ||||||
| trans-2-Tetradecenoylcarnitine | Acyl carnitines | ||||||