Milkshake Active Yogurt Mask This Milkshake Active Yogurt Mask is rich in ingredients. It is based on yogurt amino acids rice and avacado oils hydrating agents vitamin E and Integrity 41 which helps seal hair colour. It will nourish and condition natural or colour treated hair types and is simple to use. Apply to clean damp hair leave for between 3 and 5 minutes and then rinse.