BI-PHASE conditioning 500 ml BI-PHASE conditioning 500 ml BI-PHASE conditioning 500 ml is a bi-phase conditioner that is designed to soften, smooth, and restore hair. It is formulated with natural oils and extracts to nourish the hair and scalp, while providing conditioning and hydration. The innovative bi-phase formula is designed to instantly detangle, soften and add shine to the hair. This conditioner is ideal for all hair types, including color-treated hair.