| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Amino Acids, Sulfur | 100 | + | |
| 2 | Amino Acids, Cyclic | 56 | + | |
| 3 | Glycine | 47 | + | |
| 4 | Amino Acids, Acidic | 42 | + | |
| 5 | Aminolevulinic Acid | 24 | + | |
| 6 | Amino Acids, Essential | 13 | + | |
| 7 | Amino Acids, Neutral | 4 | + | |
| 8 | Amino Acids, Branched-Chain | 3 | + |