In this honest hair coloring tutorial, I revisit my experience with temporary hair color wax to correct my previous hair dye ...

It may sound strange to put henna (otherwise known as a green powder that smells like freshly cut grass) on your hair for several minutes, let alone a few hours, but there’s a method to this madness.

Zhaoming says to monitor how often you dye your hair carefully. “My advice is not to dye your hair more than once every three months, or no more than four times a year,” she says. “Reducing the ...