Kérastase Fusio-Dose Set - 5 Niacinamide Vials + Lactic Acid Booster

Fusio-Dose Concentre Nutritive with Niacinamide • For dry, weakened, or under-nourished hair • Niacinamide helps strengthen and replenish moisture in the fiber • Great for any hair type, not limited to color-treated hair ⸻ Booster Brilliance with Lactic Acid • For hair that’s dull or lacking shine • Lactic acid smooths the cuticle for a reflective, shiny finish • Especially good for color-treated hair (because color dulls shine), but also works beautifully on natural, dull, or textured hair Summary: • Color-treated hair? Yes, these are amazing. • Natural hair? Also yes — great for dryness, dullness, or damage. These two combined give moisture, shine, and a softer finish — perfect for anyone needing a reset, not just those with dyed hair.