Health & Beauty > Hair > Treament.Brand : Ardell.Line : Gray Magic.Ardell Gray Magic Color Additive, 1 Oz..Gray Magic Color Additive can be added to ANY color formula to achieve vibrant color and exceptional gray coverage. Formulated to help hair color penetrate deeper into cortex. Is also great for toning down ash (green) tones. Adds "punch" to red hair color formulations and helps to alleviate chlorine discolorations.Gray Magic work works because gray hair is the result of the loss of red and yellow color pigment. Gray Magic adds concentrate red and yellow with wetting agents to replace the lost color pigment and moisture, to 'lockin' hair color. When added to shampoos or conditioners, will prevent fading and oxidtation for tinted red or warm colors (10 drops per ounce of shampoo or conditioner).Colors and increases coverage even the most resistant gray hair.Compatible with any brand of hair color and all additives.Extends the life of hair colo