L'Oreal Paris Excellence Permanent Hair Dye - 7U Universal Blonde

This is a permanent hair dye, designed for long-lasting color. The vibrancy typically lasts until your roots grow out or new hair replaces it, usually several weeks to months, depending on hair growth and care routine.

Yes, this product is specifically formulated for optimal grey coverage. For best results, ensure even application on grey areas and follow the recommended development time.

Yes, it is crucial to perform a skin allergy patch test 48 hours before each and every application, even if you have previously used this or other hair color products without issue. Allergies can develop over time.

Being ammonia-free means the dye uses alternative alkalizing agents, which typically results in a milder scent and can be gentler on the hair and scalp, reducing potential irritation during the coloring process.

Each kit includes one colouring cream, one developer cream, one post-color shampoo, one post-color conditioner, and one pair of protective gloves for a complete and caring hair coloring treatment.

Yes, it can be used on previously colored hair. However, the final color result may vary depending on your current hair color and condition. For significant color changes, it's always best to consult the shade guide or a professional.

Ensure you followed the recommended development time precisely. Factors like previous hair color, hair porosity, and even product mixing can affect the final shade. Always ensure even application across all desired areas, especially for grey hair.

Immediately rinse your hair thoroughly with water. If irritation persists, seek medical advice. This highlights the critical importance of performing a 48-hour patch test before every use to identify potential sensitivities.

Ensure you used the included post-color conditioner, which is designed to nourish and protect. For ongoing care, incorporate deep conditioning treatments into your routine and use color-safe, moisturizing hair products to restore hydration and health.