Color & Soins permanent hair color with plant extracts from 3 Chênes laboratories: effectiveness, naturalness, and innovation in a hair color that provides intense shine and nourishment, while protecting and soothing even the most sensitive scalps. 3N Dark Brown. Since 1993, 3 Chênes laboratories have been developing food supplements and cosmetic products with innovative and effective formulas, made from natural and organic active ingredients, dedicated to the beauty, well-being, and health of the whole family. The Color & Soins range offers permanent hair color products with plant extracts, specially developed to preserve the beauty and health of hair. Color & Soins formulas are free of ammonia, parabens, resorcinol, and silicone. They are dermatologically tested and suitable for sensitive scalps. They combine an oleo-protein complex based on essential oils, vegetable oils, and proteins, designed to protect the hair structure, with highly pure pigments that provide intense luminosity and highlights. Hair is supple and shiny, the color is luminous, and gray hair is perfectly covered, all with a natural look. Read more ↓