Poppi, a prebiotic soda that will soon be acquired by Pepsi, got its start on "Shark Tank." PepsiCo announced on Monday that it has entered into an agreement to purchase Poppi for $1.95 billion,

Pepsi enters the "healthy" soda wars and buys prebitotic soda brand Poppi for nearly $2 billion, and fans of the beverage are concerned the formula will change.

PepsiCo said on Monday it would buy prebiotic soda brand Poppi for $1.95 billion, expanding into the "healthier soda" category at a time when the company is battling falling demand for its traditional beverages and snacks.