Ingredient glossary
Tinosorb M
On your shelf ✓What Tinosorb M does for your skin, who it suits, and what to watch for.
INCI: Methylene Bis-Benzotriazolyl Tetramethylbutylphenol · Also: MBBT
In short: Tinosorb M delivers uvb protection and uva protection, suits most skin types, and the evidence behind it is strong.
- What it does
- Uvb protection, uva protection
- Best for
- Most skin types
- Evidence
- Strong
The molecule
The Glow take
Only as good as the sunscreen it lives in.
As a single filter, Tinosorb M only matters as part of a finished sunscreen you actually reapply. The best SPF is the one that feels good enough to wear every morning.
— Maya
What it does
- uvb protection
- uva protection
- blue light protection
strong evidenceRegulatory dossiers and photobiology studies show Tinosorb M offers broad spectrum protection with excellent photostability and safety and significantly boosts SPF and UVA PF in combination filters.
Who it's for, and who should skip it
Tends to suit
- all
Approach with care
No specific group flagged to avoid it.
- Clogs poresLow
- Irritation riskLow
How it fits each skin type
- DrySuits
- CombinationSuits
- OilySuits
- SensitiveSuits
Where it fits in your routine
Plays well with
- uv filters
- antioxidants
Tinosorb M, answered
Is Tinosorb M safe during pregnancy?
Yes. Tinosorb M is considered safe to use during pregnancy and breastfeeding. As with anything, if you are unsure it is worth a quick word with your doctor or midwife.
Who should avoid Tinosorb M?
No specific group is flagged to avoid Tinosorb M. It is well tolerated by most skin. Still, introduce anything new one product at a time.
What concentration of Tinosorb M actually works?
Its concentration is rarely printed on the label, so use the ingredient list as your clue: near the top third it is likely doing real work, near the bottom it is more of a sprinkle.
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