| No | INCI Name | Scientific Name | Korean INCI Name | Herb Book |
|---|---|---|---|---|
| 343 | Oldenlandia Diffusa Extract | Oldenlandia diffusa | 백화사설초추출물 | Oriental Herb Book II |
| 342 | Olea Europaea (Olive) Leaf Extract | Olea europaea | 올리브나무잎추출물 | Western Herb Book |
| 341 | Ophiopogon Japonicus Root Extract | Ophiopogon japonicus | 소엽맥문동뿌리추출물 | Oriental Herb Book I |
| 340 | Ophiopogon Japonicus Root Extract | Ophiopogon japonicus | 소엽맥문동뿌리추출물 | Tea Story |
| 339 | Orchid Extract | Dendrobium moniliforme | 난추출물 | Oriental Herb Book I |
| 338 | Origanum Majorana Leaf Extract | Origanum majorana | 마조람잎추출물 | Western Herb Book |
| 337 | Origanum Majorana Leaf Extract | Origanum majorana | 마조람잎추출물 | Tea Story |
| 336 | Origanum Vulgare Leaf Extract | Origanum vulgare | 오레가노잎추출물 | Western Herb Book |
| 335 | Orostachys Japonica Extract | Orostachys japonica | 바위솔추출물 | Oriental Herb Book II |
| 334 | Oryza Sativa (Rice) Extract | Oryza sativa | 쌀추출물 | Oriental Herb Book II |
| 333 | Paeonia Albiflora Root Extract | Paeonia albiflora | 작약뿌리추출물 | Oriental Herb Book I |
| 332 | Paeonia Officinalis Flower Extract | Paeonia officinalis | 약작약꽃추출물 | Flower Book |
| 331 | Paeonia Suffruticosa Root Extract | Paeonia suffruticosa | 모란뿌리추출물 | Oriental Herb Book I |