
Product Insights
Olia Hair Colour 5.0 Brown is a permanent hair dye from L'Oreal Norway, marketed as a gluten-free option for at-home coloring. The oxidative formula uses a color cream and developer to deposit a rich, natural-looking brown shade that resists fading for weeks. Because it contains common hair-dye chemicals such as ammonia and p-phenylenediamine, it may irritate sensitive scalps, so a patch test before full application is recommended.
Comparative Analysis
Among at-home permanent hair dyes, Olia Hair Colour 5.0 Brown differentiates itself with a salon-quality brown tone, a quick 30-minute processing time, and a gluten-free label, positioning it as a reliable, professional-grade choice for consumers seeking long-lasting color.
Ingredients
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Frequently Asked Questions
Everything you need to know about Olia Hårfarge 5.0 Brown.







