Coriander is a common but profoundly divisive herb. Depending on how your palate reads it – a response determined by the OR6A2 gene – it either elevates a taco or tastes like soap. That divide exists within fragrances too. But before you take a side, you have to know what’s in the mix: is it the leaf, which smells herbaceous and a little metallic; or seed, more akin to light spice and rosewood?

— Read more in Controversial coriander is having a fragrance renaissance at Financial Times.