usnic acid has been researched along with Dermatitis, Contact, Phototoxic in 1 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 1 (100.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 0 (0.00) | 29.6817 |
| 2010's | 0 (0.00) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Mitchell, JC | 1 |
1 other study available for usnic acid and Dermatitis, Contact, Phototoxic
| Article | Year |
|---|---|
Absence of psoralen--type phototoxicity from usnic acid, some lichens, and lichen substances.
Topics: Benzofurans; Dermatitis, Phototoxic; Lichens | 1966 |