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Table 2 Amino acids profile of hemp products compared with soybean meal and alfalfa

From: Use of industrial hemp byproducts in ruminants: a review of the nutritional profile, animal response, constraints, and global regulatory environment

Amino acids, % DM

Hemp byproducts

Comparators

HH

HS

HSB

SHB

SBM

DDGS

Alfalfa

Essential AA (EAA)

 Arg

0.94

2.79

3.91

0.97

3.43

1.46

0.85

 His

0.25

0.73

0.93

0.37

1.27

0.92

0.32

 Ile

0.39

0.96

1.45

0.68

2.16

1.24

0.82

 Leu

0.71

1.62

2.35

1.18

3.57

3.62

1.46

 Lys

0.33

0.81

1.32

0.96

2.92

1.07

0.93

 Met

0.18

0.59

0.88

0.29

0.67

0.63

0.25

 Tyr

0.40

1.37

1.15

0.58

1.66

-

0.63

 Val

0.60

1.27

1.91

0.88

2.26

1.63

1.21

 Total EAA

3.80

10.1

13.9

5.91

17.9

13.13

6.47

Non-essential AA (NEAA)

 Ala

0.40

1.00

1.61

0.87

2.05

2.13

1.02

 Asp

0.90

2.42

3.66

2.76

5.27

1.96

2.03

 Cys

0.18

0.21

0.70

0.27

0.72

0.59

0.25

 Glu

1.19

4.07

6.03

2.00

8.34

4.02

1.88

 Gly

0.41

1.20

1.66

0.93

1.99

1.27

0.89

 Phe

0.53

1.26

1.62

0.92

2.37

-

0.94

 Pro

0.69

1.03

1.59

0.90

2.35

2.66

0.83

 Ser

0.42

1.15

1.73

0.80

2.31

1.25

0.83

 Thr

0.36

0.77

1.35

0.68

1.83

-

0.78

 Trp

0.06

0.15

0.39

0.33

0.63

-

0.29

 Total NEAA

5.14

13.3

20.3

10.5

27.9

13.88

9.74

 Branch-chain

1.70

3.85

5.71

2.74

7.99

6.49

3.49

 Lys/Met

1.83

1.37

1.50

3.31

4.36

1.71

3.72

 Total AA

8.94

23.40

34.20

16.41

45.8

27.71

16.21

  1. Data are derived from: (House et al., 2010; Mjoun et al., 2010; Parker et al., 2022; Mohamed et al., 2023; Winders et al. 2023)
  2. DDGS Distillers dried grains with solubles, HH hemp hurd, HS hemp seed, HSB hemp seed byproducts, SHB spent hemp biomass, SBM soybean meal