Our Ingredients
Frequently Asked Questions
Yes, the same tube can provide both permanent and demi-permanent results depending upon the developer being used.
8 and 10 volume developers are used for deposit only.
Level 1-10: 1:1.5 Superlighteners: 1:2
GK Hair Intense Series provides 100% grey coverage.
There are 87 shades in GK Hair Juvexin Crème Color Line.
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