Cauliflower has gone from a humble side vegetable to a kitchen workhorse, standing in for rice, mash and even pizza bases, and its nutrition makes the popularity easy to justify. A member of the cruciferous family alongside broccoli and kale, it brings vitamin C, fibre and sulphur-rich plant compounds to the plate, which is why it appears in research on inflammation, immune support and heart health.
Compounds & anti-nutrients in Cauliflower
Per 100 g, Cauliflower is a notable dietary source of these active compounds. Tap any to see its full sources map and how to work with it.
Why cauliflower is good for you
Like its cruciferous cousins, cauliflower contains glucosinolates that the body converts into sulforaphane when the raw florets are chopped or chewed. Sulforaphane is one of the most studied plant compounds for its antioxidant and anti-inflammatory effects. Cauliflower is also a good source of vitamin C, which supports the immune system and collagen production, along with folate and vitamin K.
To preserve those benefits, avoid overcooking: lengthy boiling leaches out vitamin C and dulls the sulphur compounds. Light steaming, roasting or a quick stir-fry keeps both the nutrients and the texture intact.
Cauliflower nutrition at a glance
The full per-100 g breakdown is in the label above. The short version: cauliflower is very low in calories yet delivers useful fibre and a strong dose of vitamin C, which makes it a satisfying low-energy way to bulk out a meal. Some people find raw or heavily cooked brassicas cause bloating because of their fibre and natural sugars, so introducing them gradually can help if your gut is sensitive.
How to choose, store and cook cauliflower
Look for a firm, creamy-white head with tightly packed florets and fresh green leaves; brown speckling or a strong smell signals age. Keep it in the fridge, ideally in the crisper drawer, and use within a week. Roasting is the easiest way to win people over: high heat caramelises the edges and turns it nutty and sweet. It pairs beautifully with garlic and a drizzle of olive oil, or blitz it into a silky soup.
Common questions
Can you eat cauliflower raw? Yes. Raw florets are crunchy and may retain more vitamin C and active sulforaphane than boiled ones. They are excellent dipped into hummus or grated into salads, though some people digest cooked cauliflower more comfortably.
Is cauliflower good for low-carb diets? It is a popular choice because it is low in carbohydrate and calories while adding bulk and fibre. Cauliflower rice and mash are common swaps, but they are not a like-for-like nutritional match for grains or potatoes.
Explore by health goal
Cauliflower is one of many foods that support these goals:
