Disodium Phenyl Dibenzimidazole Tetrasulfonate
A water-soluble UVA filter. It is not absorbed into skin, gives good long-wave UVA protection and stays photostable. Approved in the EU, not registered in the US. A good fit for light textures and facial sun care.
Evidence by route
Topical application
A reliable water-soluble UVA filter with low absorption and good tolerance. Approved in the EU. It covers UVA and pairs with UVB filters in a sunscreen.
- SCCS Scientific Committee on Consumer Safety opinion
- EU Regulation 1223/2009 on cosmetic products
How to read tiers A–F
- BLimited evidence. One RCT or several controlled studies with limitations
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
Frequently asked questions
Is Disodium Phenyl Dibenzimidazole Tetrasulfonate safe during pregnancy?
Disodium Phenyl Dibenzimidazole Tetrasulfonate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Disodium Phenyl Dibenzimidazole Tetrasulfonate for?
Disodium Phenyl Dibenzimidazole Tetrasulfonate suits: normal, dry, combination, oily, sensitive.
What is Disodium Phenyl Dibenzimidazole Tetrasulfonate and what does it do in cosmetics?
A water-soluble UVA filter.
What's the INCI name for Disodium Phenyl Dibenzimidazole Tetrasulfonate?
The INCI name is Disodium Phenyl Dibenzimidazole Tetrasulfonate. It may also appear as: Neo Heliopan AP, Bisdisulizole Disodium.
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