The best way to prevent yellow tones in your hair is to use our Silver Infusion. The result is the perfect cool, blonde color. Mix Silver Infusion with our moisturizing shampoo and moisturizing conditioner, and you'll also get soft, healthy hair. Our products contain gentle ingredients with substances that nourish your hair and scalp, are free from sulfates, parabens and benzene and cyclic silicones and are 100% vegan. To prevent yellow tones, you should not wash your hair too often and avoid sunlight and residues in your hair.