Gray Coverage Solutions
Poor gray coverage with semi-permanent on
Color did not cover gray completely.
Reapply a fresh formula and process up to 45 minutes. To get good gray coverage,
color must be left on the hair for the full 45 minutes. Never skimp on processing
time. Next time, use a Neutral (N) Series for complete gray coverage.
Poor gray coverage with semi-permanent on less than 40% gray
After application of a deposit-only color there is poor gray coverage on less than
40% gray hair.
The color could have been removed too soon, or the color selected was too light
compared to the client’s Natural Level. Reapply hair color formula, formulating
a deeper shade that is within 2 Levels of the natural color. Apply in fine, even
sections, being sure to thoroughly saturate the hair, and allow to process for entire
Poor gray coverage with semi-permanent on more than 40% gray
After application of a deposit-only color there is poor gray coverage on more than
40% gray hair.
Re-apply hair color formula, staying within 2 Levels of the natural color, and add
up to 1 oz. of the next darker color in the same tone or warmer. Allow to process
for entire recommended development time. In the future, if gray coverage is still
not sufficient, it’s time to graduate the client to a permanent shade.
The client has resistant gray, but requested you use a "mild" developer. After application
of hair color, the gray coverage was poor.
To please the client, you used only 10-volume developer in your formula, which is
not the correct developer strength to achieve gray coverage. Mix a fresh formula
with 20-volume developer and reapply to the most resistant areas first. Check frequently.
Less processing time may be required for this second application.
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