Table 3.
Ecofriendliness of five representative sunscreen formulations with a sun protection factor (SPF) of 30.
| Formulation | Example no. 1 | Example no. 2 | Example no. 3 | Example no. 4 | Example no. 5 | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Concentration of a specific UV filter | Filter 1 | Conc. [%] | Filter 1 | Conc. [%] | Filter 1 | Conc. [%] | Filter 1 | Conc. [%] | Filter 1 | Conc. [%] |
| 1 | EHS | 5.0 | EHS | 5.0 | EHS | 2.5 | EHT | 2.5 | EHT | 2.0 |
| 2 | HMS | 5.0 | EHT | 2.5 | BEMT | 2.5 | BEMT | 2.5 | BEMT | 2.5 |
| 3 | OCR | 10.0 | BEMT | 3.0 | PBSA | 2.0 | PBSA | 2.0 | BEMT (aqueous form) | 1.0 |
| 4 | B‐3 | 5.0 | HMS | 10.0 | BMDBM | 5.0 | DHHB | 4.0 | MBBT | 3.0 |
| 5 | BMDBM | 3.0 | BMDBM | 5.0 | ‐ | ‐ | ‐ | ‐ | DHHB | 4.0 |
| Overall UV filter Concentration [%] | 28.0% | 25.5% | 17.0% | 11.0% | 12.5% | |||||
| SPF calculated | 30.4 | 30.9 | 32.3 | 30.7 | 31.5 | |||||
| UVA‐PF calculated | 10.5 | 10.6 | 10.1 | 12.9 | 24.1 | |||||
| EcoSun Pass Value | 0 | 82 | 143 | 216 | 244 | |||||
1
See Table 1 for UV filter names.