Frequently Asked Questions

Get answers to common questions about One Process All Over Color.

Typical appointments run 60 to 90 minutes depending on hair length, thickness, and consultation details. Timing includes consultation, application, processing, rinse, and styling. Your stylist will give a more precise duration during booking based on your hair and desired outcome.

Yes — with proper formulation and developer strength, one-process color can reliably cover a significant amount of gray. For very resistant or 100% gray hair, your stylist may recommend a specific color or a pre-softening step for best results.

Yes. One Process All Over Color applies a single shade from roots through ends for even darkening. Results depend on previous color and porosity; your stylist adjusts formulation and processing time to ensure predictable, consistent depth and tone throughout.

We recommend waiting at least 48 hours before the first shampoo to allow color to fully set. Use color-safe, sulfate-free products and cool water to maintain vibrancy. Your stylist will provide specific aftercare advice tailored to your hair type.

Lightening previously darkened hair is possible but may require multiple sessions, pre-lightening, or highlights to safely lift pigment. Discuss long-term plans with your stylist before going darker to create a realistic timeline and preserve hair integrity during future lightening processes.

Maintain rich color with color-safe shampoo and conditioner, heat protectant, and regular trims. Use touch-up appointments every 6 to 10 weeks depending on regrowth and lifestyle. Your stylist can recommend products and a maintenance schedule to keep color glossy and healthy.