Kérastase Specific Potentialiste Universal Defense Serum is a targeted treatment for unbalanced scalps, designed to restore harmony and vitality. This lightweight serum strengthens and protects the scalp while promoting healthier hair growth. Ideal for sensitive or unbalanced scalps, it soothes and rebalances the scalp's natural ecosystem. With Kérastase's advanced hair care technology, this serum seamlessly integrates into your routine for a refreshed, comfortable scalp. Perfect for daily use, it adds volume and resilience to the hair. Refine your hair care routine with this essential protective solution.