BIOJEN 9 Hair Products Advanced Thinning Hair Products BIOJEN 9 hair products were created with a special bio-botanical complex. It combines leading technology mixed with natural healing herbs. These herbs hydrate, smooth and add shine to dry, brittle hair. BIOJEN 9 was created with a keratin based, amino acid/silk, including wheat protein to make hair stronger and healthier. Sulfate-Free Shampoo for Healthy Hair Our shampoos are sulfate free which is more natural and better for your hair, sulfates are harsh cleaning chemical that can damage and dry out hair over time. They can also cause itchy scalp and deplete hair of color. We are 100% sulfate free. So your color will last longer, and your scalp and hair will be healthier. We take pride in using natural ingredients, we never use Centrimonium Chloride, which can cause long term damage to the hair and scalp.   BIOJEN for thinning hair has a complete line of shampoo, conditioner, and styling aids that have been developed specifically to add volume and help hair grow naturally.