In fact, boiling vegetables may reduce the content of water-soluble vitamins by as much as 50–60% ( 7 , 9, 11 ). Some minerals and vitamin A are also lost during cooking, although to a lesser extent. Fat-soluble vitamins D, E and K are mostly unaffected by cooking.
Does boiling vegetables remove nutrients?
She explained that water-soluble nutrients , like vitamin C, B vitamins or folate, can leach out of veggies when cooked in water. … “That’s usually related to the vitamins that have been lost in the water. So, if you’re over-boiling them, then you will lose some of the nutrients.”
How much nutrients is lost when boiling broccoli?
Beware of Boiling Broccoli
They found that microwaving the broccoli in the water for five minutes at full power produced the greatest nutrient loss, and the microwaved broccoli lost 74% to 97% of three key antioxidants. Boiling also led to a significant loss of these antioxidants.
Are cooked vegetables still healthy?
Besides, cooked vegetables retain some of their vitamin C content. That said, research shows that some veggies, including broccoli, are healthier raw rather than cooked. … The bottom line, says Liu, is to eat your veggies and fruits no matter how they’re prepared. “We cook them so they taste better,” Liu says.
Do vegetables lose nutrients when cooked in microwave?
The most heat-sensitive nutrients are water-soluble vitamins, like folic acid and vitamins B and C, which are common in vegetables. … When steamed or cooked without water, the broccoli retained most of its nutrients. THE BOTTOM LINE Microwave ovens generally do not destroy nutrients in food.
What is the best way to cook broccoli without losing nutrients?
As a general rule, keep cooking time, temperature and the amount of liquid to a minimum when cooking vegetables. That’s why steaming is one of the best ways to maximize nutrients. It turns out that’s especially true for broccoli.
What’s the healthiest way to cook vegetables?
Steaming vegetables has been found to be one of the best ways to cook. A 2009 study prepared broccoli using five popular methods – boiling, microwaving, steaming, stir-frying and stir-frying/boiling. The study found that steaming kept the highest level of nutrients.
Why you should not boil broccoli?
But with broccoli, it’s certainly best to avoid boiling. A far better way is to steam, as the veg cooks, but doesn’t release nearly as much nutrients in the process. With boiling, water-soluble vitamins such as Vitamin C and B leak out, which doesn’t happen as much through steaming.