Professional shampoo for dogs and cats with dark hair. The formula is based on very mild surfactants and does not contain SLES and SLS. The shampoo contains henna extract which is a natural dye binding with hair keratin leading to intensification of dark color. Moreover, the content of antioxidants in henna extract helps to protect the coat color. Horse chestnut extract acts synergistically with henna and intensifies the color of dark hair. The addition of panthenol speeds up regeneration and supports the healing of lesions. The formulation is additionally enriched with moisturizing glycerin and conditioning ingredients to facilitate combing