With Soda Sales Down Anyway, Coke and Pepsi Vow to Promote Healthier DrinksWith Soda Sales Down Anyway, Coke and Pepsi Vow to Promote Healthier DrinksSoda companies are putting their customers on a diet. The beverage companies plan to achieve the calorie cut by leveraging marketing and distribution to promote smaller portion sizes, water and other no- or low-calorie beverages. However, beverage companies' decision to cut calories may not only be paying off in terms of goodwill and healthier customers. In 2013, soda sales reached their lowest levels in nearly two decades, Reuters reports. If Coke, Dr. Pepper and Pepsi want to combat slumping soda sales, growing these markets was already part of the plan, regardless of concerns for customers' health.