Garnier Ultra Doux Black Charcoal & Nigella Seed Oil Leave‑In Cream is a lightweight, silicone‑free formula that purifies and refreshes dull, lifeless hair. Infused with detoxifying charcoal and soothing nigella (black seed) oil, it gently removes impurities, detangles, and boosts natural shine without weighing hair down, leaving it soft, smooth, and luminous all day