Some mild innuendos, but mostly for comic relief, not flirtatious at all

Some minor cuts here and there... barely, if any, blood is ever shown but we see bandaids on fingers

One "F" word S10: E5 "Roaring 20's Week"

2 S-word in S9 Ep7 - Vegan Week

Occasional bleeped-out profanity is used whenever someone messes up.

They occasionally use alcohol in the baking

Occasionally the bakers get stressed out from the competition and cry.