Davines NaturalTech Tailoring Fortifying Booster 4 enhances the effect of the bases, using amaranth extract to help strengthen the hair and restore strands from damage. Amaranth is a gluten-free cereal characterized by a high protein content. The hair is mainly composed of keratin, a protein made up of long chains of amino acids, its integrity is essential for the structure and beauty of the hair. When its integrity fails, the use of amino acids plays a key role in restoring the lost balance. When applied to hair, amaranth acts as a natural hair strengthener, working to protect and restore strands from damage caused by heat, pollutants, chemical treatments. With amaranth extract, we provide amino acids with the aim of treating damaged hair, making it stronger.