Doctors reveal that eating purple cabbage causes ….

6. People Recovering from Gastrointestinal Surgery

After stomach or intestinal surgery, high-fiber foods like purple cabbage can irritate the digestive tract. Intake should be limited until digestion has fully recovered.

In summary, purple cabbage is very healthy for most people, but those with thyroid issues, digestive problems, kidney stones, or on blood-thinning medication should consume it in moderation and preferably cooked.