What is the mixing ratio for lightner to developer and what is the recommended volume of developer that can be used with the least amount of harm done to the hair.
next tme you get ur hair cut ask the person who cut ur hair
ask the person who cuts ur hair
2 years, 10 months ago
The ratio is usually 1:1. Instead of decreasing the amount of developer you use, try using 10 volume, which has less, if not the least lift therefore the least damage. Not sure if anything exists below 10 volume.
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