United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Legacy Release
Try FoodData Central Full Report (All Nutrients):  11987, Mushrooms, oyster, raw a 
Food Group: Vegetables and Vegetable Products
Scientific Name:  Pleurotus ostreatus
Carbohydrate Factor: 3.48   Fat Factor:8.37   Protein Factor: 2.62   Nitrogen to Protein Conversion Factor: 6.25  
Refuse: 11%   Refuse Description:   Stems
heading Nutrient Unit
Value per 100 g
# of Data Points Std. Error
large 148 g

small 15 g

cup sliced 86 g
Proximates Water 1, 2, 3 g 89.18 11 0.590 131.99 13.38 76.69
Proximates Energy kcal 33 -- -- 49 5 28
Proximates Energy kJ 139 -- -- 206 21 120
Proximates Protein 1, 2 g 3.31 5 0.320 4.90 0.50 2.85
Proximates Total lipid (fat) 1, 2 g 0.41 5 0.060 0.61 0.06 0.35
Proximates Ash 1, 2 g 1.01 5 0.110 1.49 0.15 0.87
Proximates Carbohydrate, by difference g 6.09 -- -- 9.01 0.91 5.24
Proximates Fiber, total dietary 1, 2 g 2.3 6 0.300 3.4 0.3 2.0
Proximates Sugars, total 2 g 1.11 1 -- 1.64 0.17 0.95
Proximates Sucrose 2 g 0.00 1 -- 0.00 0.00 0.00
Proximates Glucose (dextrose) 2 g 1.11 1 -- 1.64 0.17 0.95
Proximates Fructose 2 g 0.00 1 -- 0.00 0.00 0.00
Proximates Lactose 2 g 0.00 1 -- 0.00 0.00 0.00
Proximates Maltose 2 g 0.00 1 -- 0.00 0.00 0.00
Proximates Galactose 2 g 0.00 1 -- 0.00 0.00 0.00
Proximates Starch 2 g 0.00 1 -- 0.00 0.00 0.00
Minerals Calcium, Ca 1, 2 mg 3 4 1.000 4 0 3
Minerals Iron, Fe 1, 2 mg 1.33 4 0.320 1.97 0.20 1.14
Minerals Magnesium, Mg 1, 2 mg 18 4 4.000 27 3 15
Minerals Phosphorus, P 1, 2 mg 120 4 10.000 178 18 103
Minerals Potassium, K 1, 2 mg 420 4 63.000 622 63 361
Minerals Sodium, Na 1, 2 mg 18 4 3.000 27 3 15
Minerals Zinc, Zn 1, 2 mg 0.77 4 0.140 1.14 0.12 0.66
Minerals Copper, Cu 1, 2 mg 0.244 4 0.031 0.361 0.037 0.210
Minerals Manganese, Mn 1, 2 mg 0.113 3 0.007 0.167 0.017 0.097
Minerals Selenium, Se 2 µg 2.6 2 -- 3.8 0.4 2.2
Vitamins Vitamin C, total ascorbic acid 2 mg 0.0 2 -- 0.0 0.0 0.0
Vitamins Thiamin 1, 2 mg 0.125 5 0.025 0.185 0.019 0.107
Vitamins Riboflavin 1, 2 mg 0.349 3 0.054 0.517 0.052 0.300
Vitamins Niacin 1, 2 mg 4.956 5 0.587 7.335 0.743 4.262
Vitamins Pantothenic acid 1, 2 mg 1.294 3 0.114 1.915 0.194 1.113
Vitamins Vitamin B-6 1, 2 mg 0.110 4 0.026 0.163 0.017 0.095
Vitamins Folate, total b 1, 2, 3 µg 38 7 6.000 56 6 33
Vitamins Folic acid µg 0 -- -- 0 0 0
Vitamins Folate, food b 3 µg 38 7 6.000 56 6 33
Vitamins Folate, DFE b µg 38 -- -- 56 6 33
Vitamins Choline, total 2 mg 48.7 -- -- 72.1 7.3 41.9
Vitamins Betaine 2 mg 12.1 1 -- 17.9 1.8 10.4
Vitamins Vitamin B-12 µg 0.00 -- -- 0.00 0.00 0.00
Vitamins Vitamin A, RAE µg 2 -- -- 3 0 2
Vitamins Retinol µg 0 -- -- 0 0 0
Vitamins Carotene, beta 1 µg 29 1 -- 43 4 25
Vitamins Carotene, alpha µg 0 -- -- 0 0 0
Vitamins Cryptoxanthin, beta µg 0 -- -- 0 0 0
Vitamins Vitamin A, IU IU 48 -- -- 71 7 41
Vitamins Lycopene µg 0 -- -- 0 0 0
Vitamins Lutein + zeaxanthin µg 0 -- -- 0 0 0
Vitamins Vitamin E (alpha-tocopherol) 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Tocopherol, beta 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Tocopherol, gamma 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Tocopherol, delta 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Tocotrienol, alpha 2 mg 0.03 1 -- 0.04 0.00 0.03
Vitamins Tocotrienol, beta 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Tocotrienol, gamma 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Tocotrienol, delta 2 mg 0.00 1 -- 0.00 0.00 0.00
Vitamins Vitamin D (D2 + D3) µg 0.7 4 -- 1.0 0.1 0.6
Vitamins Vitamin D2 (ergocalciferol) 3 µg 0.7 4 0.600 1.0 0.1 0.6
Vitamins Vitamin D3 (cholecalciferol) 3 µg 0.0 4 0.000 0.0 0.0 0.0
Vitamins Vitamin D 3 IU 29 4 24.000 43 4 25
Vitamins Vitamin K (phylloquinone) 2 µg 0.0 2 -- 0.0 0.0 0.0
Lipids Fatty acids, total saturated g 0.062 -- -- 0.092 0.009 0.053
Lipids 4:0 g 0.000 -- -- 0.000 0.000 0.000
Lipids 6:0 g 0.000 -- -- 0.000 0.000 0.000
Lipids 8:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 10:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 12:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 14:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 15:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 16:0 2 g 0.062 1 -- 0.092 0.009 0.053
Lipids 17:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 24:0 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids Fatty acids, total monounsaturated g 0.031 -- -- 0.046 0.005 0.027
Lipids 14:1 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 15:1 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 16:1 undifferentiated 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 17:1 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:1 undifferentiated 2 g 0.031 1 -- 0.046 0.005 0.027
Lipids 20:1 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:1 undifferentiated 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 24:1 c 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids Fatty acids, total polyunsaturated g 0.123 -- -- 0.182 0.018 0.106
Lipids 18:2 undifferentiated 2 g 0.123 1 -- 0.182 0.018 0.106
Lipids 18:3 undifferentiated 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:4 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:2 n-6 c,c 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:3 undifferentiated 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:4 undifferentiated 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:5 n-3 (EPA) 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 21:5 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:4 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:5 n-3 (DPA) 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:6 n-3 (DHA) 2 g 0.000 1 -- 0.000 0.000 0.000
Lipids Fatty acids, total trans g 0.000 -- -- 0.000 0.000 0.000
Lipids Cholesterol mg 0 -- -- 0 0 0
Lipids Stigmasterol 2, 3 mg 0 7 0.000 0 0 0
Lipids Campesterol 2, 3 mg 1 7 0.000 1 0 1
Lipids Beta-sitosterol 2, 3 mg 0 7 0.000 0 0 0
Amino Acids Tryptophan 2 g 0.042 -- -- 0.062 0.006 0.036
Amino Acids Threonine 2 g 0.140 -- -- 0.207 0.021 0.120
Amino Acids Isoleucine 2 g 0.112 -- -- 0.166 0.017 0.096
Amino Acids Leucine 2 g 0.168 -- -- 0.249 0.025 0.144
Amino Acids Lysine 2 g 0.126 -- -- 0.186 0.019 0.108
Amino Acids Methionine 2 g 0.042 -- -- 0.062 0.006 0.036
Amino Acids Cystine 2 g 0.028 -- -- 0.041 0.004 0.024
Amino Acids Phenylalanine 2 g 0.112 -- -- 0.166 0.017 0.096
Amino Acids Tyrosine 2 g 0.084 -- -- 0.124 0.013 0.072
Amino Acids Valine 2 g 0.197 -- -- 0.292 0.030 0.169
Amino Acids Arginine 2 g 0.182 -- -- 0.269 0.027 0.157
Amino Acids Histidine 2 g 0.070 -- -- 0.104 0.011 0.060
Amino Acids Alanine 2 g 0.239 -- -- 0.354 0.036 0.206
Amino Acids Aspartic acid 2 g 0.295 -- -- 0.437 0.044 0.254
Amino Acids Glutamic acid 2 g 0.632 -- -- 0.935 0.095 0.544
Amino Acids Glycine 2 g 0.126 -- -- 0.186 0.019 0.108
Amino Acids Proline 2 g 0.042 -- -- 0.062 0.006 0.036
Amino Acids Serine 2 g 0.126 -- -- 0.186 0.019 0.108
Other Alcohol, ethyl g 0.0 -- -- 0.0 0.0 0.0
Other Caffeine mg 0 -- -- 0 0 0
Other Theobromine mg 0 -- -- 0 0 0

Sources of Data

1Nutrient Data Laboratory, ARS, USDA Nutrient content of ethnic and geographic specific foods, Southern Testing and Research Laboratories , 1995  Beltsville MD  
2Mushroom Council National Food and Nutrient Analysis Program Wave 9b , 2004  Dublin CA  
3Mushroom Council National Food and Nutrient Analysis Program Wave 13d , 2009  Dublin CA  

Footnotes
a  Ergosterol = 64 mg/100 g.
b  Mean value contains data based on the analysis of 5-methyltetrahydrofolate, 10-formyl folic acid, and 5-formyltetrahydrofolic acid plus total folate determined microbiologically
b  Mean value contains data based on the analysis of 5-methyltetrahydrofolate, 10-formyl folic acid, and 5-formyltetrahydrofolic acid plus total folate determined microbiologically
b  Mean value contains data based on the analysis of 5-methyltetrahydrofolate, 10-formyl folic acid, and 5-formyltetrahydrofolic acid plus total folate determined microbiologically
Langual Code(s)

  • A1281 1100 VEGETABLES AND VEGETABLE PRODUCTS (USDA SR)
  • B1632 OYSTER MUSHROOM
  • C0296 FRUITING BODY
  • E0131 WHOLE
  • F0003 NOT HEAT-TREATED
  • G0003 COOKING METHOD NOT APPLICABLE
  • H0003 NO TREATMENT APPLIED
  • J0003 NO PRESERVATION METHOD USED
  • K0001 PACKING MEDIUM NOT KNOWN
  • M0001 CONTAINER OR WRAPPING NOT KNOWN
  • N0001 FOOD CONTACT SURFACE NOT KNOWN
  • P0024 HUMAN FOOD, NO AGE SPECIFICATION
  • R0001 GEOGRAPHIC PLACE OR REGION NOT KNOWN