In the 2000s, the closest you could get to a near-instant hair color change was with a few spritzes of Sun-In, a hydrogen peroxide-lemon juice mix that lightens your hair without a salon visit. But in ...

Shop TODAY independently determines what we cover and recommend. When you buy through our links, we earn a commission. Learn more. A hair salon appointment is a commitment: You lose money, time — and ...

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 ...