Chemist-turned-distiller, Lesley Gracie has spent decades shaping Hendrick’s Gin—now she’s pushing the category even further with a bold new expression.

Bars are refusing to stock Margot Robbie’s gin over shellfish allergy concerns tied to oyster shells used in distilling.

Canadian gin doesn’t get nearly the attention it deserves. While the country’s whisky tradition hogs the spotlight, a ...