Experience vibrant, healthy-looking colour with Biolage Colorlast Conditioner. This pH-balanced formula, enriched with soybean oil and stearic acid, gently detangles and conditions colour-treated hair while providing essential nourishment and protection against colour fade. Soybean oil, rich in antioxidants and fatty acids, helps to smooth and seal in moisture, while stearic acid creates a lightweight protective barrier against external aggressors.