1. Full amino acid profiles
| 1-Methyhistidine | 3-Methyhistidine | Alanine | Arginine | Aspartic acid |
| Asparagine | Citrulline | Cystine | Glutamate | Glycine |
| Histidine | Hydroxyproline | Isoleucine | Leucine | Lysine |
| Methionine | Ornithine | Phenylalanine | Proline | Serine |
| Taurine | Threonine | Tryptophan | Tyrosine | Valine |
2. Specific, selected amino acid profiles
- Branched-chain amino acids
- Gluconeogenic amino acids
- GABA and Gutamate
- Glutamine and Glutamate
- ADMA (Ng,Ng-Dimethylarginine), SDMA (Ng,N’g-Dimethylarginine), and ARG (L-Arginine)
- Cystine
3 Rapid HPLC Methods for Specific individual amino acids (Clamping)
- Leucine
- Alanine (also Lactate)
- Phenylalanine
4 Uremic Toxins in Blood and Urine
- Uric acid
- Hippuric acid
- Indoxyl sulfate
- Indole acetic acid
- p-Cresyl sulfate
- 3-Carboxy-4-Methyl-5-Propyl-2-Furanpropionic acid (CMPF)
5 Stable isotopic enrichment of specific amino acids and other metabolites
- 13C-Leucine
- 13C-α-Ketoisocaproate
- 6-2H-Phenylalanine
- 15N-Glycine
- 5-2H-Glycerol
- 6,6-2H-Glucose
6 Enzyme-Linked ImmunoSorbent Assay (ELISA) for Bio-marks in Blood