Ban Labs Ltd. Manufactures Ubtan Soap with Haldi & Milk. Ban Labs Ltd. Is a WHO-GMP, ISO 9001:2000, GPP, GLP certified organization and is the manufacturer, marketer and exporter of ayurvedic & herbal medicines, health & beauty care products and hair care products. The Ubtan Soap with Haldi & Milk enhances the skin complexion and guarantees effect after eight days of using. The soap is available in 125 gm packs.