– 100 ml This powerful strengthening serum contains quinine, derived from the medicinal plant Quinquina, which reverses thinning hair and restores its thickness. It can slow hair density loss by up to 67%*, restore strength and vitality to tired hair, and protect it from the harmful effects of stress. – Country of origin: France – 100ml – Reverse hair thinning and regain your hair density with our intense fortifying serum with Quinine from medicinal Quinquina, which slows down loss of hair density by 67%* and restores strength and vitality to tired hair, while also protecting them from harmful effects associated with stress Country of origin: France