The ultimate daily indulgence for damaged and ageing hair – YOUNG.AGAIN a weightless leave-in treatment oil from our ANTI-AGEING regimen. Infused with Immortelle to help counteract oxidation and therefore the ageing process, our intensely nurturing treatment oil delivers deep conditioning benefits that leave hair feeling soft and smooth with an overall boost to shine. Use daily to fight the fight against hair ageing and to provide protection against environmental stressors, and heat damage.