- Other names:
- Terephthalylidine dicamphor sulfonic acid
- FDA Approval: Limited
- Blocks UVA: Yes
- Blocks UVB: No
- Photo-stable: Yes
Interactions with Other ingredients:
Synergistic effect in protection when used with mexoryl LX; acidic and needs to be neutralized, usually with triethanolamine in sunscreen formulations.
Considered safe due to low percutaneous absorption- less than 0.16% penetrated the skin of human volunteers. There has been no evidence of hormone disruption and skin allergy is rare.
Cosdna Rating: 0 for comedogenesis, 0 for irritation
Beautypedia Rating: Best
EWG Rating: 2