Lack of keratin can weaken the hair fibre and damage your hair. The Schwarzkpf Gliss Ultimate Repair range fills keratin loss, targeted repairs very damaged areas of the hair fibre and provides strength and shine to the hair. This conditioner is designed to detangle hair perfectly. Its formula, composed of 95% natural ingredients, is enriched with liquid keratin, protective protein, and black pearl, rich in trace elements. The remaining 5% contribute mainly to the sensory and proper preservation of the product.