With its near-universal penetration, Colgate-Palmolive India is synonymous with oral care in India. In a conversation with Mint, Prabha Narasimhan, managing director and chief executive officer at Colgate-Palmolive Ltd, discussed the launch of the year-round Oral Health Movement, the growing focus on premiumization and the challenges of marketing in a diverse nation like India. The challenge now is driving behaviour …