Barley Leaf Nutritional Analyses

leaves-divider

12 Sept 2002 Certificate of Analysis
Samples Analysed Barley Grass Leaf Powder
Wheat Leaf Powder
Date Analysed 4 August 2002
Crop & Food Reference JTB-BG1 & JTB-WL1
Results Chlorophyll determined spectrophotometrically
Carotenoids determined spectrophotometrically as
ß-carotene equivalents
Sample ID Analysis mg/g
Barley Grass Carotenoids 0.71
Chlorophyll 9.82
Wheat Leaf Carotenoids 1.04
Chlorophyll 9.07

Comments:

Methods for determination of chlorophyll and carotenoid content (ß-carotene equivalents) adapted from: Knee, M. 1972: Anthocyanin, carotenoid, and chlorophyll changes in the peel of Cox’s Orange Pippin apples during ripening on and off the tree. Journal of Experimental Botany 23: 184-196.

Analyst:   Carolyn Lister

Qualifying Statement

The results given in this report apply only to the samples provided to Crop and Food Research, which may or may not be representative of the entire samples of plant material.

Analysis:  The following analysis was carried out in 2002 on a crop of barley that is typical for this farm;

The analysis was done by Crop and Food Research NZ

 

Barley Grass Nutritional Analysis
Results Apply to Samples as Received

Units Amount
Energy kJ/100g 1054.1
Nitrogen % 4.68
Protein g/100g 29.25
Fat – total g/100g 5.04
Fat – saturated
Lauric acid (12:0) g/100g 0.02
Palmitic acid (16:0) g/100g 0.52
Stearic acid (18:0) g/100g 0.03
Behenic acid (22:0) g/100g 0.03
Lignoceric acid (24:0) g/100g 0.02
Fat – unsaturated
Oleic acid (18:1) g/100g 0.06
Linoleic acid (18:2) g/100g 0.35
Linolenic acid (18:3) g/100g 3.13
Fat – unidentified g/100g 0.87
Carbohydrate – total g/100g 3.41[1]
Carbohydrate – starch g/100g 0.31
Carbohydrate – sugars
Fructose g/100g 0.9
Glucose g/100g 1.1
Lactose g/100g <0.1
Maltose g/100g <0.1
Sucrose g/100g 1.1
Fibre [2] g/100g 39.05
Aluminium mg/100g 6.1
Arsenic microg/100g <25
Boron microg/100g 280
Cadmium microg/100g 10
Calcium microg/100g 330
Cesium microg/100g 1.1
Chromium microg/100g 92
Cobalt microg/100g 3.2
Copper microg/100g 720
Iron microg/100g 10
Lead microg/100g 20
Lithium microg/100g 4
Magnesium mg/100g 180
Manganese microg/100g 5400
Mercury microg/100g <2
Molybdenum microg/100g 42
Nickel microg/100g 21
Phosphorus mg/100g 430
Potassium mg/100g 4300
Rubidium microg/100g 10
Selenium microg/100g <25
Sodium mg/100g 50
Tin microg/100g <3
Vanadium microg/100g <25
Zinc microg/100g 2600
Vitamin C mg/100g 191
Vitamin E lU/100g 6.8
Thiamine mg/100g 1.19
Vitamin B2 – total mg/100g 2.41
Vitamin B3 – total mg/100g 6.07
Vitamin B6 – total mg/100g 1.26
Folic Acid microg/100g 1305
Beta-carotene microg/100g <10
Free Amino Acids mg/g % weight [3]
TOTAL 12.61 100.00
D,L-O-Phosphoserine ND [4] 0.00
Taurine ND 0.00
O-Phosphoethanolamine ND 0.00
L-Aspartic acid 0.46 3.63
L-Hydroxyproline ND 0.00
L-Threonine 0.89 7.04
L-Serine 0.92 7.32
L-Asparagine 2.07 16.40
L-Glutamic acid 1.05 8.36
L-Glutamine 0.64 5.05
D,L-alpha-Aminoadipic acid ND 0.00
L-Proline 0.14 1.13
Glycine 0.07 0.54
L-Alanine 1.21 9.59
Citrulline ND 0.00
L-alpha-Amino-n-butyric acid ND 0.00
L-Valine 0.49 3.92
L-Cystine ND 0.00
L-Methionine 0.06 0.47
L-Cystathione ND 0.00
L-Isoleucine 0.32 2.53
L-Leucine 0.38 2.99
L-Norleucine ND 0.00
L-Tyrosine 0.16 1.29
L-Phenylalanine 0.25 1.99
beta-Alanine ND 0.00
D,L-beta-Amino-i-butyric acid 0.17 1.33
D,L-Homocystine ND 0.00
gamma-Amino butyric acid 2.65 20.98
L-Tryptophan ND 0.00
Ethanolamine ND 0.00
D,L & allo-Hydroxylysine ND 0.00
Ammonia 0.04 0.30
L-Ornithine ND 0.00
L-Lysine 0.23 1.83
L-Histidine 0.18 1.41
L-3-Methylhistidine ND 0.00
L-1-Methylhistidine ND 0.00
L-Arginine 0.24 1.88
After Hydrolysis mg/g % weight [5]
TOTAL 218.0 100.00
Alanine 16.2 7.4
Arginine 15.1 6.9
Aspartic acid [6] 28.0 12.8
Glutamic acid 30.2 13.8
Glycine 12.3 5.7
Histidine 5.5 2.5
Isoleucine 9.0 4.1
Leucine 20.5 9.4
Lysine 15.7 7.2
Phenylalanine 12.9 5.9
Proline 12.6 5.8
Serine 12.2 5.6
Threonine 1.3 0.6
Tyrosine 9.8 4.5
Valine 16.8 7.7

[1]   Minimum value

[2]   Total dietary fibre

[3]   Relative amount of each amino acid as a percentage of the total reported

[4]   ND: not detected

[5]   Relative amount of each amino acid as a percentage of the total reported

[6]   The results for aspartic acid and glutamic acid may include contribution from asparagines and glutamine that have been converted to aspartic acid and glutamic acid during acid hydrolysis