Color-treated hair may be more prone to damage from certain hair care products. One such hair care item is VO5 shampoo. But is VO5 safe for color-treated hair? Some people worry about vo5 shampoo because it contains hydroquinone. However, my real experience as well as the manufacturer of VO5 says the product is safe for use on color-treated hair. So let’s know about the truth of VO5.