Slightly yellowed broccoli can be eaten, if the color of broccoli becomes too yellow or too soft, then the broccoli is likely to have rotted and spoiled, do not eat.

The reason why broccoli turns yellow is because it has been left for a long time, resulting in the loss of water in the body, and not getting sunlight, there is no way to produce chlorophyll, yellow broccoli is just a lot of nutrients in the body is lost, but it is not bad, it can be eaten.

Selecting broccoli is an important indicator of firmness, which should be firm and full on the hand, and feel heavy when picked up. The florets should have an overall bulge, and the surface should be less bumpy. The tenderness of the broccoli is all in the buds to buy the non-flowering, bright green buds, not only taste better, but also easy to save.

Expanded:

Eating broccoli benefits:

1, anti-cancer and anti-cancer

Cauliflower contains antioxidant and anti-cancer micronutrients, and long term consumption can reduce the number of Breast cancer, rectal cancer and stomach cancer and other cancer incidence rate. According to the American Cancer Society's report, in many vegetables and fruits, cauliflower and cabbage have the best anti-cancer effect.

2, clear blood vessels

Cauliflower is one of the foods that contain the most flavonoids, flavonoids in addition to preventing infections, or the best vascular cleaner, can prevent the oxidation of cholesterol, to prevent platelets from clumping, thus reducing the risk of heart disease and stroke.

Baidu Encyclopedia - Broccoli

People's Daily News - 7 health benefits of broccoli Broccoli eating taboos