Vegetable Detail

Bok Choy (Pak Choi)

Bok Choy (Pak Choi)

FamilyBrassicaceae
Importance
Bok choy is a tender Chinese cabbage in the Brassica rapa Chinensis group, valued for its crisp white stems, dark green leaves, low calorie density, vitamin K, vitamin C, folate, calcium, potassium, magnesium, carotenoids, fiber, and cruciferous phytochemicals. Per 100 g, raw bok choy provides about 13 calories, 2.2 g carbohydrate, 1.0 g fiber, 1.5 g protein, and very little fat. Its mild cabbage flavor, juicy stems, and fast-cooking leaves make it useful in soups, steamed vegetable dishes, grain bowls, legume dishes, and lightly cooked greens.

Bok choy supports everyday nourishment through vitamin K, vitamin C, folate, calcium, potassium, and carotenoid pigments. Vitamin K supports normal blood-clotting protein activation and bone-related protein function. Vitamin C contributes to collagen formation, antioxidant recycling, immune barrier function, and connective tissue maintenance. Folate participates in one-carbon metabolism, DNA synthesis, and normal cell division. Calcium and magnesium support bone mineral structure, muscle function, nerve signaling, and enzyme activity. Potassium supports fluid balance and muscle contraction, while fiber supports digestive movement and microbial fermentation.

For cancer and ailment-support nutrition, bok choy is relevant because cruciferous vegetables contain glucosinolates, indoles, isothiocyanates, sulforaphane-related compounds, phenethyl isothiocyanate-related compounds, chlorophylls, beta-carotene, lutein, zeaxanthin, quercetin derivatives, kaempferol derivatives, vitamin C, folate, calcium, and fiber. These compounds connect to Nrf2-related antioxidant response, NF-kB inflammatory signaling balance, phase II detoxification enzyme signaling, glutathione-related redox balance, one-carbon metabolism, endothelial function, AMPK-linked metabolic regulation, insulin-related carbohydrate handling, apoptosis-related cell signaling, and gut fermentation pathways supported by fiber. Bok choy does not act as a standalone disease solution, but the whole vegetable contributes antioxidant pigments, digestive fiber, folate, minerals, and sulfur-related cruciferous compounds tied to cellular repair, inflammatory signaling balance, vascular support, digestive function, and normal metabolic regulation.

Bok choy pairs well with mushrooms, onions, garlic, ginger, carrots, cabbage, lentils, beans, chickpeas, brown rice, millet, quinoa, soba, tofu-style legumes, citrus, cilantro, basil, and sesame seeds. Its strongest nutritional identity is the combination of low-calorie leafy stems, vitamin K, vitamin C, calcium, folate, glucosinolates, chlorophyll, carotenoids, and Brassica-family phytochemicals connected to antioxidant, digestive, vascular, metabolic, inflammatory, detoxification-enzyme, and cellular defense pathways.
Region FoundBok choy Brassica rapa Chinensis group originated in China and is now cultivated widely across East Asia, Southeast Asia, Europe, North America, Australia, and other temperate or subtropical regions. It grows best as a cool-season vegetable in fertile well-drained soils, full sun to partial shade, steady moisture, and short growing cycles.
Helps Fight These Cancers: Lung, Colorectal, Breast, Stomach
Helps Fight These Ailments: Supports Detoxification, Hormone Metabolism, And Immune Defense, Rich In Isothiocyanates And Antioxidants.
Linked Hormones:

All values per 100g
Nutrition Facts
Calories (kcal)13
Protein (g)1.5
Carbohydrates (g)2.18
Fiber (g)1
Sugars (g)1.18
Total Fat (g)0.2
Saturated Fat (g)0
Vitamins
Vitamin A (µg RAE)223
Vitamin C (mg)45
Vitamin D (µg)0
Vitamin E (mg)0.09
Vitamin K (µg)45.5
Vitamin B1 / Thiamin (mg)0.04
Vitamin B2 / Riboflavin (mg)0.07
Vitamin B3 / Niacin (mg)0.5
Vitamin B5 / Pantothenic Acid (mg)0.088
Vitamin B6 (mg)0.194
Vitamin B7 / Biotin (µg)0
Folate B9 (µg)66
Vitamin B12 (µg)0
Vitamin Detail Pages
Minerals
Calcium (mg)105
Iron (mg)0.8
Magnesium (mg)19
Phosphorus (mg)37
Potassium (mg)252
Sodium (mg)65
Zinc (mg)0.19
Copper (mg)0.021
Manganese (mg)0.16
Selenium (µg)0.5
Iodine (µg)0
Mineral Detail Pages
Amino Acids
Alanine (mg)74 mg
Arginine (mg)84 mg
Asparagine (mg)0 mg
Aspartic Acid (mg)172 mg
Cysteine (mg)17 mg
Glutamic Acid (mg)229 mg
Glutamine (mg)0 mg
Glycine (mg)43 mg
Histidine (mg)21 mg
Isoleucine (mg)85 mg
Leucine (mg)88 mg
Lysine (mg)88 mg
Methionine (mg)9 mg
Phenylalanine (mg)54 mg
Proline (mg)32 mg
Serine (mg)69 mg
Threonine (mg)44 mg
Tryptophan (mg)17 mg
Tyrosine (mg)31 mg
Valine (mg)66 mg
Amino Acid Detail Pages
Phytochemicals
Glucosinolates, glucobrassicin, gluconapin, glucobrassicanapin, indole-related compounds, isothiocyanates, sulforaphane-related compounds, phenethyl isothiocyanate-related compounds, chlorophyll a, chlorophyll b, beta-carotene, lutein, zeaxanthin, quercetin derivatives, kaempferol derivatives, phenolic acids, vitamin K, vitamin C, folate, calcium, potassium, magnesium, fiber, and Brassica rapa Chinensis group bioactive compounds. Research references: Cartea ME, Velasco P. Glucosinolates in Brassica foods: bioavailability in food and significance for human health. Phytochemistry Reviews. 2008. Jahangir M, Kim HK, Choi YH, Verpoorte R. Health-Affecting Compounds in Brassicaceae. Comprehensive Reviews in Food Science and Food Safety. 2009. Podsedek A. Natural antioxidants and antioxidant capacity of Brassica vegetables: a review. LWT Food Science and Technology. 2007.
Research & Notes
Research Notes:
USDA FoodData Central via MyFoodData per 100 g raw bok choy. Nutrient data from FDC SR; amino acids scaled to 100 g. Biotin, iodine, asparagine, and glutamine not reported -> NULL. Cruciferous greens linked to lower risk of epithelial cancers via sulforaphane and indole-3-carbinol activity.
Notes:
Raw bok choy leaves and stems baseline.
Created: 2025-10-23 17:05:38
Last Updated: 2026-06-04 08:13:13