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Table 2 Ingredients and composition of mean-analysed chemical composition and relative fatty acid composition and vitamin E contents of experimental diets

From: Effects of dietary hemp seed oil to sows on fatty acid profiles, nutritional and immune status of piglets

  Dietary treatment1
H HS S
Ingredients, g/kg of feed
 Wheat, heat treated 508.2 508.2 508.2
 Barley, heat treated 237.5 237.5 237.5
 Soybean protein concentrate 80.8 80.8 80.8
 Vitamin and mineral mix2 123.5 123.5 123.5
 Oil 50 50 50
Analysed composition
 Dry matter,% 89.9 90.0 90.1
Composition, % of DM
 Crude protein,% 16.0 15.8 15.9
 Crude fat,% 6.35 6.55 6.60
 Ash,% 5.80 6.05 5.90
Fatty acids, g/100 g DM
 C14:0 0.10 0.11 0.13
 C15:0 0.05 0.05 0.05
 C16:0 10.8 12.3 14.1
 C16:1n-9 0.03 0.02 0.01
 C16:1n-7 0.16 0.16 0.16
 C18:0 2.46 2.65 2.79
 C18:1n-9 12.4 16.3 20.3
 C18:1n-7 0.00 0.00 0.03
 C18:2n-6 55.1 54.3 53.5
 C18:3n-6 2.42 1.33 0.15
 C18:3n-3 12.8 9.40 5.67
 C18:4n-3 0.79 0.42 0.00
 C20:0 0.62 0.46 0.29
 Other fatty acids3 1.17 1.24 1.16
 SFA 14.6 16.1 17.9
 MUFA 13.2 17.1 21.1
 PUFA 71.2 65.5 59.4
 Unsaturated fat 84.4 82.6 80.4
 Total n-6 57.6 55.7 53.7
 Total n-3 13.6 9.82 5.67
 n-6/n-3 ratio 4.25 5.67 9.47
Vitamin E, mg/kg feed
 α-tocopherol 272 340 301
  1. 1H = basal diet and hemp seed oil in ratio 95:5, HS = basal diet and mix of soybean and hemp seed oils (50:50) in ratio 95:5; S = basal diet and soybean oil in ratio 95:5; basal diet formulated according to Danish Nutrient Standards for Lactating Sows [24]
  2. 2Supplied per kg of diet (IU/g or mg/kg): 16.6 × 1,000 IU of vitamin A as retinyl acetate; 1.65 × 1,000 IU of vitamin D3 as cholecalciferol; 249.2 mg of vitamin E as all-rac-α-tocopherylacetat; 0.7 mg of biotin; 378.9 mg of Fe as FeSO4•7H2O; 378.9 mg of Fe as C4H2FeO4; 861.4 mg of Cu as CuSO4•5H2O; 94.4 mg of Mn as MnO; 227.4 mg of Zn as ZnO; 0.9 mg Ca as Ca (IO3)2; 1.3 mg of Se as Na2SeO3
  3. 3Other fatty acids is a sum of C20:1n-9, C20:2n-6, C22:0, C22:1n-11, C22:1n-9, C24:0