Ban Labs Ltd. Offers Herbal Fairness Soap. Ban Labs Ltd. Is a WHO-GMP, ISO 9001:2000, GPP, GLP certified organization that manufactures ayurvedic & herbal medicines, health & beauty care products and hair care products. The Herbal Fairness Soap contains fairness herbs like Calendula, Real saffron, Sandalwood and Walnut scrub which helps in enhancing the complexion by exfoliating the skin. It also has natural skin vitamins and proteins which wipe off the pigments such as melanin and make the skin glow. This Herbal Fairness Soap comes in 125 gm pack.