– Steaming: Studies indicate that steaming helps broccoli retain the highest amounts of vitamin C and antioxidants. “Steamed broccoli can easily be prepared by using a pot with a lid and a steamer basket,” Kristen Smith, RDN, and spokesperson for the Academy of Nutrition and Dietetics, told Health. “It can easily be enhanced with flavors such as onion or garlic powder, lemon zest, chili flakes, or a simple seasoning of salt and pepper.”
– Microwaving: Research suggests microwaving can boost sulforaphane levels. Compared with steaming, the short cooking time and limited water exposure help reduce nutrient loss.
– Light sautéing or stir-frying with olive oil: Cooking broccoli briefly in olive oil enhances flavor and may improve absorption of compounds like glucosinolates and isothiocyanates. Quick cooking over moderate heat also helps maintain texture and taste without excessive nutrient breakdown.
Although steaming and microwaving preserve the most nutrients, roasting or sautéing may lead to higher overall consumption because many people find the flavor more appealing.