Methylene Bis-Benzotriazolyl Tetramethylbutylphenol is a broad-spectrum organic (chemical) UV filter. It effectively protects skin from both UVA and UVB radiation. This ingredient often appears in a microfine dispersion, acting as both a chemical absorber and a physical reflector of UV light.
Sunscreen filterUV filterVeganEvidence: High
BenefitStrong 3.8 / 4
Uv protection
RiskLow 0.5 / 4
Systemic exposure
Rated by SpottyLabs' ingredient methodology, independent of brands.
What it helps with
Provides broad-spectrum UV protection
Protects against UVA and UVB rays
Helps prevent sun damage
Pairs well with
Sunscreen Filter— Combining different UV filters can enhance broad-spectrum protection and improve formulation stability.
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Products with Methylene Bis-Benzotriazolyl Tetramethylbutylphenol
Is Methylene Bis-Benzotriazolyl Tetramethylbutylphenol a chemical or physical sunscreen?
It is considered an organic (chemical) UV filter, but it also has properties of a physical blocker due to its particulate nature, reflecting and scattering UV light in addition to absorbing it.
What type of UV rays does MBBT protect against?
MBBT provides broad-spectrum protection, meaning it effectively filters both UVA and UVB radiation, which are responsible for sunburn, premature aging, and skin cancer.
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