Choy sum (also spelled choi sum or "cai xin" using Pinyin) is a leafy vegetable commonly used in Chinese cuisine.It is a member of the genus Brassica of the mustard family, Brassicaceae (Brassica rapa var. Common postharvest defects include flower bud deterioration, leaf dehydration and yellowing, and toughening of stems. It should be tender and fresh with developed but closed buds. Choy sum, also known as choi sum / cai xin / Chinese flowering cabbage / gunsho, is a leafy green stir-fry vegetable that's kind of like a cross between bok choy and rapini. Fields … Nutrient Content Claims High in vitamins A, High in vitamin C, Good source of calcium . Choy sum should have bright green leaves, white flower stems and buds with yellow coloured flowers. Oxalic acid, an organic compound that is common in many foods, can affect the metabolism of some minerals (such as, iron) obtained from the greens we eat. Choy sum can substitute for bok choy in many Asian soups and stir-fry dishes. Yu choy is also harvested at many different stages, giving it a varying appearance when sold at fresh markets. Store unwashed choy sum in the crisper drawer of refrigerator for up to 3 days. STORE. Examples of Health Benefits of Choy Sum. parachinensis or Brassica chinensis var. Want to use it in a meal plan? SELECT. Also known as: Yu choy sum, yu choy, yao choy, Chinese oil vegetable, sometimes labeled choy sum or choi sum (although that can technically refer to any variety of baby Chinese greens) Yau choy (translated from Chinese to mean “oil vegetable”) has dark-green leaves and pale, thin stems, and sometimes is attached with edible yellow flowers. Occasionally mistaken for baby bok choy, this Asian vegetable more closely resembles celery in shape as well as color. A lesser, much more fragile variety of bok choy, the choi sum plant creates little, yellow flowers in the centre of every stalk. Head to the diet generator and enter the number of calories you want. Choy Sum (and some Chinese vegetables) has lower level of oxalic acid. Unlike other leafy green relatives, choy sum is cultivated specifically for the tender, crunchy stems and flavorful flowers, which have a hint of a mustard-like bite. Bok choy is a great food to incorporate into your diet because of its low calorie content and many health benefits, such as cancer prevention, healthy digestion, and a hefty serving of many vitamins and minerals. In this simple stir-fry dish, the choy sum is briefly blanched before hitting the pan at high heat with an easy garlic sauce. Avoid brown spots or bruises. 27. parachinensis).Choy sum is a transliteration of the Cantonese name (Chinese: 菜心), which can be literally translated as "heart of the vegetable". Choi Sum. Choy Sum. 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