United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Legacy Release
Try FoodData Central Full Report (All Nutrients):  12174, Seeds, watermelon seed kernels, dried
Food Group: Nut and Seed Products
Scientific Name:  Citrullus lanatus
Carbohydrate Factor: 4.07   Fat Factor:8.37   Protein Factor: 3.47   Nitrogen to Protein Conversion Factor: 5.3  
Refuse: 63%   Refuse Description:   Hard seed coat
heading Nutrient Unit
Value per 100 g
# of Data Points Std. Error
cup 108 g

oz 28.35 g
Proximates Water g 5.05 18 0.390 5.45 1.43
Proximates Energy kcal 557 -- -- 602 158
Proximates Energy kJ 2330 -- -- 2516 661
Proximates Protein g 28.33 15 0.550 30.60 8.03
Proximates Total lipid (fat) g 47.37 15 1.480 51.16 13.43
Proximates Ash g 3.94 10 0.140 4.26 1.12
Proximates Carbohydrate, by difference g 15.31 -- -- 16.53 4.34
Minerals Calcium, Ca mg 54 10 7.000 58 15
Minerals Iron, Fe mg 7.28 9 0.530 7.86 2.06
Minerals Magnesium, Mg mg 515 6 24.000 556 146
Minerals Phosphorus, P mg 755 10 37.000 815 214
Minerals Potassium, K mg 648 6 15.000 700 184
Minerals Sodium, Na mg 99 6 88.000 107 28
Minerals Zinc, Zn mg 10.24 -- -- 11.06 2.90
Minerals Copper, Cu mg 0.686 -- -- 0.741 0.194
Minerals Manganese, Mn mg 1.614 -- -- 1.743 0.458
Vitamins Vitamin C, total ascorbic acid mg 0.0 1 -- 0.0 0.0
Vitamins Thiamin mg 0.190 3 0.045 0.205 0.054
Vitamins Riboflavin mg 0.145 2 -- 0.157 0.041
Vitamins Niacin mg 3.550 2 -- 3.834 1.006
Vitamins Pantothenic acid mg 0.346 -- -- 0.374 0.098
Vitamins Vitamin B-6 mg 0.089 -- -- 0.096 0.025
Vitamins Folate, total µg 58 3 0.000 63 16
Vitamins Folic acid µg 0 -- -- 0 0
Vitamins Folate, food µg 58 3 0.000 63 16
Vitamins Folate, DFE µg 58 -- -- 63 16
Vitamins Vitamin B-12 µg 0.00 -- -- 0.00 0.00
Vitamins Vitamin A, RAE µg 0 1 -- 0 0
Vitamins Retinol µg 0 -- -- 0 0
Vitamins Vitamin A, IU IU 0 1 -- 0 0
Vitamins Vitamin D (D2 + D3) µg 0.0 -- -- 0.0 0.0
Vitamins Vitamin D IU 0 -- -- 0 0
Lipids Fatty acids, total saturated g 9.779 -- -- 10.561 2.772
Lipids 16:0 g 5.413 3 -- 5.846 1.535
Lipids 18:0 g 4.299 3 -- 4.643 1.219
Lipids Fatty acids, total monounsaturated g 7.407 -- -- 8.000 2.100
Lipids 16:1 undifferentiated g 0.090 1 -- 0.097 0.026
Lipids 18:1 undifferentiated g 7.317 3 -- 7.902 2.074
Lipids Fatty acids, total polyunsaturated g 28.094 -- -- 30.342 7.965
Lipids 18:2 undifferentiated g 28.094 3 -- 30.342 7.965
Lipids Cholesterol mg 0 -- -- 0 0
Amino Acids Tryptophan g 0.390 1 -- 0.421 0.111
Amino Acids Threonine g 1.112 3 -- 1.201 0.315
Amino Acids Isoleucine g 1.342 3 -- 1.449 0.380
Amino Acids Leucine g 2.149 3 -- 2.321 0.609
Amino Acids Lysine g 0.887 3 -- 0.958 0.251
Amino Acids Methionine g 0.834 3 -- 0.901 0.236
Amino Acids Cystine g 0.438 2 -- 0.473 0.124
Amino Acids Phenylalanine g 2.031 3 -- 2.193 0.576
Amino Acids Tyrosine g 1.016 3 -- 1.097 0.288
Amino Acids Valine g 1.556 3 -- 1.680 0.441
Amino Acids Arginine g 4.897 3 -- 5.289 1.388
Amino Acids Histidine g 0.775 3 -- 0.837 0.220
Amino Acids Alanine g 1.492 3 -- 1.611 0.423
Amino Acids Aspartic acid g 2.764 3 -- 2.985 0.784
Amino Acids Glutamic acid g 5.699 3 -- 6.155 1.616
Amino Acids Glycine g 1.663 3 -- 1.796 0.471
Amino Acids Proline g 1.251 3 -- 1.351 0.355
Amino Acids Serine g 1.508 3 -- 1.629 0.428
Langual Code(s)

  • A0305 SEED OR SEED PRODUCT (US CFR)
  • A1282 1200 NUT AND SEED PRODUCTS (USDA SR)
  • B1391 WATERMELON
  • C0155 SEED
  • E0150 WHOLE, NATURAL SHAPE
  • F0003 NOT HEAT-TREATED
  • G0003 COOKING METHOD NOT APPLICABLE
  • H0138 WATER REMOVED
  • J0116 DEHYDRATED OR DRIED
  • K0003 NO PACKING MEDIUM USED
  • M0001 CONTAINER OR WRAPPING NOT KNOWN
  • N0001 FOOD CONTACT SURFACE NOT KNOWN
  • P0024 HUMAN FOOD, NO AGE SPECIFICATION