Face Sunscreen, Scalp SPF, and Colour—Will It Interfere?
The 15-second answer Face sunscreen: Safe to wear on colour day—but keep it off the hairline by ~1–2 cm so residue doesn’t sit on hairs/skin your colourist needs to treat. Mineral SPFs (zinc oxide/titanium dioxide) can leave a film that physically sits on skin and hair; avoid rubbing it into the hairline right before your … Read more
