| NO. | Name | CAS No. |
| 41 | D-(-)-Arginine | 157-06-2 |
| 42 | D-Lysine Hydrochloride | 7274-88-6 |
| 43 | D-Threonine | 632-20-2 |
| 44 | D(-)-Aspartic acid | 1783-96-6 |
| 45 | D-(-)-2,5-Diaminopentanoic acid hydrochloride | 16682-12-5 |
| 46 | DL-Phenylalanine | 150-30-1 |
| 47 | DL-Serine | 302-84-1 |
| 48 | DL-Tryptophan | 54-12-6 |
| 49 | DL-lysine | 70-54-2 |
| 50 | DL-Leucine | 328-39-2 |
| 51 | DL-Glutamic Acid | 617-65-2 |
| 52 | DL-Glutamine | 6899-04-3 |
| 53 | DL-Tyrosine | 556-03-6 |
| 54 | DL-Norvaline | 760-78-1 |
| 55 | DL-Asparagine monohydrate | 3130-87-8 |
| 56 | DL-Methionine | 59-51-8 |
| 57 | L-Carnosine | 305-84-0 |
| 58 | L-DOPA | 59-92-7 |
| 59 | (4-aminobutyl)guanidinium sulphate | 2482-00-0 |
| 60 | Propionyl-L-Carnitine HCl | 119793-66-7 |