- Other names: phenylbenzimidazole sulfonic acid
- FDA Approval: Up to 4%
- Blocks UVA: Limited
- Blocks UVB: Yes
- Photo-stable: Yes
Interactions with Other ingredients:
Enhances SPF of the final product.
Water soluble.
Safety Concerns:
Generally considered safe.
Cosdna Rating: 0 for comedogenesis, 0 for irritation
Beautypedia Rating: Best
EWG Rating: 3
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