| íslenska | isl-000 |
| hornefni | |
| dansk | dan-000 | keratin |
| Deutsch | deu-000 | Hornstoff |
| Deutsch | deu-000 | Hornsubstanz |
| Deutsch | deu-000 | Keratin |
| English | eng-000 | keratin |
| Esperanto | epo-000 | kerato |
| suomi | fin-000 | keratiini |
| français | fra-000 | kératine |
| Gaeilge | gle-000 | ceiritin |
| galego | glg-000 | queratina |
| Ido | ido-000 | keratino |
| íslenska | isl-000 | hyrni |
| íslenska | isl-000 | keratín |
| italiano | ita-000 | cheratina |
| Nederlands | nld-000 | keratine |
| occitan | oci-000 | queratina |
| فارسی | pes-000 | کراتین |
| polski | pol-000 | keratyna |
| português | por-000 | queratina |
| русский | rus-000 | керати́н |
| русский | rus-000 | рогово́е вещество́ |
| español | spa-000 | queratina |
| svenska | swe-000 | keratin |
| Türkçe | tur-000 | keratin |