GT's Synergy is a well-known kombucha brand that is available in many grocery stores. We tried and ranked some of the brand's more popular kombucha flavors.

The kombucha market size is expected to nearly double in size by 2029. In 2024, the market was estimated at US$2.4 billion, and it's projected to reach US$5.9 billion by 2029. Growing at a rate of ...