When you go lighter or spread grays, you can open strands to harm from the alkali or peroxide utilized as a part of most hair shading. Actually, in one study from Portugal, specialists found that fading hair made it up to 60% weaker. In the event that your hair is color singed, utilize the profound treatment twice every week, then help brilliance with an at-home shine, for example, John Frieda Radiant Coating Clear Sparkle Gleam ($9; walmart.com). To help anticipate issues, says Stephanie Chestnut, expert colorist at Nunzio Saviano Salon in New York City, "stay as consistent with your common tone as could be allowed it makes regrowth less observable and releases you longer between arrangements."