Frequently Asked Questions

Get answers to common questions about Single Process Color.

Longevity depends on hair care and color chosen; most single-process dyes maintain vibrant tone for 4–8 weeks. Use color-safe shampoos, limit heat styling, and schedule touch-ups to address root regrowth and refresh shine as needed.

Yes, a permanent single-process formula can provide excellent gray coverage across the entire head. Consult with your stylist about shade choice and underlying pigment to ensure full saturation and long-lasting coverage, especially for stubborn or resistant grays.

Single-process color is best for deposit-only changes; it cannot significantly lift dark hair multiple levels. To go lighter, your stylist may recommend a lifting service like highlights or bleaching followed by toner for an even, healthy-looking result.

Wait at least 48 to 72 hours before shampooing to allow color to set fully, especially for darker or vivid shades. Use lukewarm water and a sulfate-free shampoo afterward to protect pigment and prolong vibrancy.

Generally yes, but condition matters. Our stylists assess hair health and may recommend conditioning treatments or strand tests before coloring. We adapt formulas to minimize damage and suggest aftercare to maintain strength and color integrity for chemically treated hair.

Plan for 60 to 90 minutes depending on hair length and complexity, plus consultation time. Longer hair or additional services like deep conditioning may extend the appointment. Your stylist will provide an accurate timeframe when you book.