date:Oct 31, 2018
te as a color additive in certain hair dye products that are typically applied over a period of time to achieve a gradual coloring effect. Because of this gradual effect, these products are sometimes referred to as progressive hair dyes.
Generally speaking, a color additive must be shown to be safe before it may be used to color foods, drugs, cosmetics, or certain medical devices. A color additive petition may be submitted to the FDA seeking to authorize a new use of a color additive by demonst