If your chickens eat it, that’s perfectly fine, and in fact mint naturally lowers body temperatures, which can be helpful in keeping your flock cool in the summer. You can float some fresh mint leaves in their water or freeze some mint leaves into ice cubes for them to peck at on hot summer days. read more
You can head those off, or treat an ailing chicken, with basil, bee balm, cinnamon, clover, dill, echinacea, rosemary, thyme or yarrow added to their diet. Sage is thought to fend off salmonella and oregano has been studied as a natural antibiotic along with thyme. read more