Pepsi will acquire the upstart prebiotic soda brand Poppi for nearly $2 billion. It may be a sign of the growing interest in the functional beverage market.

PepsiCo has agreed to purchase popular prebiotic soda brand Poppi for a net price of $1.65 billion, the beverage company announced Monday. PepsiCo will acquire Poppi for $1.95 billion, including $300 million of anticipated cash tax benefits,