4 groups who may need to limit or avoid cabbage
Cabbage is nutritious and is safe for most people. There isn’t a medically recognized rule that says four specific groups must completely avoid it. However, some people should use caution or discuss their intake with a clinician.
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People taking warfarin 💊
Cabbage contains vitamin K, which can affect warfarin’s action. Usually, the important thing is to keep vitamin-K intake consistent, rather than eliminating cabbage. Don’t change your diet or warfarin dose without medical advice. -
People with irritable bowel syndrome (IBS)
Cabbage can cause gas and bloating because it contains fermentable carbohydrates. If it triggers symptoms, smaller portions or cooked cabbage may be easier to tolerate. -
People with certain thyroid conditions
Cabbage and other cruciferous vegetables contain compounds called goitrogens. Normal amounts of cooked cabbage are generally not a problem for most people, including many people with thyroid disease. Very large amounts of raw cruciferous vegetables may be worth discussing with a clinician if you have an iodine deficiency or specific thyroid disorder. -
People who develop an allergic reaction to cabbage
Anyone who experiences hives, swelling, wheezing, vomiting, or other allergic symptoms after eating cabbage should stop eating it and seek medical advice. Difficulty breathing or swelling of the throat is an emergency.
Bottom line
For most people, cabbage is a healthy source of fiber, vitamin C, vitamin K, and other nutrients. Rather than avoiding it based solely on age or a diagnosis, consider your medications, digestive tolerance, and individual medical advice.
