As the world's biggest consumer of sugar, India would always have been a difficult market to crack for substitute sweeteners.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/consumers-shun-artificial-sweeteners-go-regular-pepsi-and-coca-cola-instead-diet-variants
[2] http://admin.indiaenvironmentportal.org.in/category/author/ratna-bhushan
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/economic-times-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coca-cola
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-safety
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/population
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health