Research Article
Comparison of Phytochemical Constituents and Pharmacological Activities of Various Solvent Extracts Obtained from Millettia speciosa Stem Powder
Table 5
Antityrosinase activity and IC50 (mg/mL) of various M. speciosa stem extracts.
| | Compound | Concen. (mg/mL) | Petroleum ether | Ethyl acetate | Methanol | | IC50 (mg/mL) | | IC50 (mg/mL) | | IC50 (mg/mL) |
| | Extract | 0.5 | | 4.58 | | 6.10 | | 8.91 | | 2.0 | | | | | 3.5 | | | | | 5.0 | | | | | 6.5 | | | | | 8.0 | | | |
| | Positive control | Concen. (mg/mL) | IC50 (mg/mL) |
| | Arbutin | 0.5 | 2.0 | 3.5 | 5.0 | 6.5 | 8.0 | 3.49 | | | | | | | |
| | Vitamin C | Concen. (mg/mL) | 2.73 | | 0.5 | 2.0 | 3.5 | 5.0 | 6.5 | 8.0 | | | | | | | |
|
|
