Tata digital announced that it will be buying a majority stake in e-pharma startup 1mg, as it intends to build its super app. The Tata group-owned company, recently, has bought BigBasket and made an investment in Curefit. The financial details of the deal were not disclosed. The buying of a stake in 1mg will increase Tata digital’s reach as the e-pharma startup has a supply chain of over 20,000 pin codes and works with three advanced labs.