Assessment of the photoprotection properties of hair cosmetics using the hemispherical directional reflectance method.

Skin Res Technol · 2023 · PMC10577393 · PMID 37881048

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did not reach statistical significanceno p-value reported

At the wavelength of 335–380 nm, it can be observed that the highest reflectance values occurred right after applying the ELEMENT spray (t1), and the lowest values occurred at t0 and t2, but the differences described did not reach statistical significance.

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