The F.D.A. and the powerful beverage industry protested the new findings, and a second W.H.O. group stood by its standard that the sweetener is generally safe.
Senator Chuck Schumer, the majority leader, has asked the F.D.A. to investigate a popular beverage created by the YouTube influencers Logan Paul and KSI over its high caffeine content.
Organizing a wedding without alcohol is not without pitfalls: Will guests partake in mocktails and so-called functional beverages, and still have a good time? Are zero-proof spirits worth the cost?