Is 30 Developer Bad for Your Hair?

Thirty volume should never be used for basic deposit only color as it will blast the cuticle for no reason. When used with bleach and foils 30 volume works fast and may incur the risk of over-processing. This developer is more ideal for open-air processing which incubates less heat.

Is Level 30 Developer bad for your hair?

If your desired hair color is not more than two to three shades lighter than your natural color, you should use a 30 volume developer. The strongest developer, 40 volume developer, can dramatically alter your hair’s color and cause permanent damage if used incorrectly.

What does 30 developer do to hair?

30 volume developer allows you to lighten the hair while coloring by two or three levels, and allows more pigment to embed into the hair shaft. 30 volume developer can be used with bleach to lighten light to medium brown hair.

For instance, if you have more than 50% gray hair, 20 volume developer is the only developer to use for 100% gray coverage and a long-lasting color. Choose a 30 volume developer when you want a developer that is stronger for a lighter and deeper color.