Core Viewpoint - The emergence of birch sap as a new product in supermarkets raises questions about its origins, safety for consumption, and selection criteria for consumers [2] Group 1 - Birch sap is gaining popularity in the beverage section of supermarkets, indicating a trend towards natural and health-oriented drinks [2] - Experts provide insights on the sourcing and benefits of birch sap, suggesting it is a viable drink option [2] - Consumers are advised to pay attention to specific information when selecting birch sap products, highlighting the importance of quality and authenticity [2]