Calm in a can? Here’s what the evidence says about the chill-out drink craze

In a world that rarely slows down, a new wave of “functional beverages” is promising to help us do exactly that. So-called “chill-out drinks”, marketed as natural stress relievers, are appearing in supermarkets and online stores as a calming alternative to caffeinated energy drinks or alcohol. But do they work and are they safe?

These drinks typically combine herbal extracts, amino acids and adaptogens – compounds believed to help the body cope with stress. Popular ingredients include L-theanine, a naturally occurring amino acid in green tea, ashwagandha, lion’s mane mushroom and

© La Conversation - mardi 30 septembre 2025