We’ve heard about celebrity supplement and smoothie companies (Halle Berry, Kate Hudson, Jennifer Aniston), their wine and liquor labels (Sarah Jessica Parker, Cameron Diaz, Jennifer Lopez) and zero-proof libation brands (Blake Lively, Katy Perry). But did you know there are a number of A-listers peddling tea?

And it makes sense if you consider the simple facts. For starters, tea ticks a lot of wellness boxes, a highly buzzy and ever-growing sector at the moment. “Some health benefits [of tea] include a boost to your metabolism, support for digestive health, and strengthening of your immune system,” says...