Effect of exogenous alpha-tocopherol on physio-biochemical ...
Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV...
Transcript of Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV...
![Page 1: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/1.jpg)
www.kemin.com/assurancewww.kemin.com/assurance© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Addressing Emerging Stabilization Issues
Sara Cutler, Ph.D.
KEMIN IS ASSURANCE
![Page 2: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/2.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Shelf Life
Challenges
- Ingredients
- Kibbles
- Fresh/Frozen
- Raw/Freeze Dried
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 3: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/3.jpg)
www.kemin.com/assurance
Types of Fats
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 4: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/4.jpg)
www.kemin.com/assurance
Types of Fats
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 5: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/5.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Fatty Acid Composition
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
unsaturation
![Page 6: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/6.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Measuring Fat and Oil Stability
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Oxygen Stability Instrument
• Pooled CLS Data from 2014-present
![Page 7: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/7.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Oxidative Stability Methods – Oxidative
Stability Index (OSI)
0
0
0
0
Disposable Glass Tube Lexan Conductivity Cell
Compressed
Air
30 psi or greater
50 mL DD water
Vent to
Atmosphere
Conductivity Sensor
5 g oil sample
Time (Minutes)
0
100
200
300
400
500
600
7 0
8 0
9 0
10 0
0 200 400 6 00 800 1000
Kemin PRE 14-00017
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 8: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/8.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Animal Fats OSI
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0
10
20
30
40
50
60
AnimalFat
Beef Fat ChoiceWhiteGrease
Lamb Fat Lard Pork Fat PoultryFat
Tallow TurkeyFat
Average of OSI - 100C
CLS LIMS data survey Aug 5, 2019
![Page 9: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/9.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Fish Oil OSI
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0
5
10
15
20
25
30
Cod Liver Oil Fish Oil Herring Oil MenhadenFish Oil
Pollock Oil Salmon Oil
Average of OSI - 80C
CLS LIMS data survey Aug 5, 2019
![Page 10: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/10.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Vegetable Oils OSI
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0
10
20
30
40
50
60
70Average of OSI - 110C
Average of OSI - 100C
Average of OSI - 80C
CLS LIMS data survey Aug 5, 2019
![Page 11: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/11.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Vegetable Oil- OSI and Tocopherols
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Oil TypeInitial PV
(meq/kg oil)
OSI hours
(untreated)
Alpha
Tocopherol
(ppm)
Gamma
Tocopherol
(ppm)
Delta
Tocopherol
(ppm)
Total
Tocopherol
(ppm)
Sunflower high linoleic 1.9 10.1 363 24 3 390
Sunflower mid oleic 0.8 21.6 419 21 2 442
Sunflower high oleic 5.7 40.6 391 25 2 418
Canola 1.1 18.2 152 286 9 447
Soybean 0.7 13.6 59 604 230 893
Kemin Internal Document SD-16-00014
![Page 12: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/12.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Summary Oils and Fats
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• All materials have a “normal” so applying one OSI or PV
number to all materials is not advisable
• Most can be preserved to a useable level but may require
different treatment approach
• Changing from one type to another will impact oxidative
stability
![Page 13: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/13.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Rendered
Meals
Fatty Acid Profile
Storage Duration
Storage Condition
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 14: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/14.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Trends in Meat Production & Why It
Matters to Pet Food
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Animal welfare- cage free, free range
• No antibiotics or growth promoters
• Diet of the production animal- grass fed, vegetarian
![Page 15: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/15.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Chicken Diet Saturation & Organ
Deposition
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Kanakari K, Carragher J, Hughes R, Muhlhausler B, Gibson R. 2018. European Journal of Science and Technology.
The effect of different dietary fats on the fatty acid composition of several tissues in broiler chickens.
![Page 16: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/16.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Iodine Values of Common Oils & FatsCoconut 10.12 IVMBM 45.77 IVLamb Meal 49.32 IVPork Meal 56.68 IVWhite Grease 66.40 IVFeather Meal 69.21 IVPoultry Meal 72.6 IVBrown Grease 74.91Poultry Fat 81.21 IVOlive Oil 83.26 IVCotton Seed Oil 109.76 IVCanola Oil 117.8 IVCorn Oil 127.95 IVSunflower 137.00 IV
The iodine value in chemistry is the
mass of iodine in grams that is
consumed by 100 grams of a
chemical substance.
Iodine numbers are often used to
determine the amount of unsaturation
in fatty acids. This unsaturation is in
the form of double bonds, which react
with iodine compounds.
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 17: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/17.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
FAME Results
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
SampleIodine Value
C-18:2 Linoleic %
C-18:3Linolenic %
OSI (hours)
1. Chicken Meal 72 18.4 1.3 NA2. Chicken Meal 78 21 0.6 NA3. Chicken Fat
79 17.4 1.2 40.7
4. Turkey Fat 108 39.7 5 2.5
5. Canola Oil 66 21.7 10.8 10 AVG
6. Flaxseed Oil 203 16.5 57.7 4
CLS reports 18N012812, 18N12086, 18N012630, 19N005462, 19N002863
![Page 18: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/18.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
FAME Testing
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Reveals differences in materials called the same
thing
• Improve treatment recommendations
![Page 19: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/19.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Meal Storage Condition & Duration
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Preservative application must be tailored to meal storage
duration to ensure enough treatment added
• Storage location (hot OR cold) is helpful to determine
treatment- consider season
![Page 20: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/20.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Chicken Meal – PV
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Naturox TR3 Liquid introduced as an option for treatment of
Chicken Meal, along with TX applied at customer plant
Meal stored at warehouse location, summer season
A higher ratio of rosemary extract vs tocopherols provides
improved oxidation control
0
2
4
6
8
10
12
14
wk 0 wk 1 wk 2 wk 3 wk 4 wk 5 wk 6
Pe
roxi
de
Val
ue
s (m
eq
/kg
fat)
Sample Interval @ 5 Degrees C
Naturox TX Naturox TR3
0
2
4
6
8
10
12
14
0 wk 1 wk 2 wk 3wk 4 wk 5 wk
Pe
roxi
de
Val
ue
s (m
eq
/kg
fat)
Sample Interval @ Ambient
Naturox TX Naturox TR3
CLS Shelf Life #12704 and 12754
![Page 21: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/21.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Antioxidant Loss 5 Degree Storage
0
200
400
600
800
1000
1200
1400
wk 0 wk 1 wk 2 wk 3 wk 4 wk 5 wk 6
An
tio
xid
ant
Re
sid
ual
(p
pm
)
Weeks at 5 Degrees C
Antioxidant Residual (ppm)
Naturox TX
Naturox TR3
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
wk 0 wk 1 wk 2 wk 3 wk 4 wk 5 wk 6
Car
no
sic
Aci
d (
pp
m)
Weeks at 5 Degrees C
Carnosic Acid Residual (ppm)
Naturox TR3
Same meal samples as previous slide but stored at 5 degrees C at
Kemin CLS
Presence of Carnosic Acid (rosemary) mitigates Tocopherol loss
CLS Shelf Life #12704 and 12754
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 22: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/22.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Rendered Meal Considerations
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Point A to point B or is it stored for awhile?
• Where it is stored
• Raw material
• Proximates of the Meal
![Page 23: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/23.jpg)
www.kemin.com/assurance
Kibbles
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 24: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/24.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Kibble Challenges
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Ingredient interactions
• Moisture
• Longer shelf life expectations
![Page 25: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/25.jpg)
www.kemin.com/assurance
Kibble Moisture &
Shelf Life
• Moisture at Manufacture
• Relative Humidity (RH) in storage
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 26: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/26.jpg)
www.kemin.com/assurancewww.kemin.com/assurance© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0.1 0.20 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Water Activity
Rel
ativ
e R
eact
ion
Rat
e
Mo
istu
re
Lipid
Oxidation
Moisture Sorption
Isotherm
Water Activity Affects Biological Activities
Lubuza, T. P. 1971. Kinetics of Lipid Oxidation in Foods, CRC Crit. Rev. Food Technol. 2: 355-405.
Increasing Level of Microbial Risk
![Page 27: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/27.jpg)
www.kemin.com/assurance
Dog Diet Low Moisture= 4.98%
Regular Moisture= 8.3%
0
0.5
1
1.5
2
2.5
3
0 3 6 9 12
PV
(m
eq/k
g sa
mp
le)
Weeks at 37°C
Dog Kibble Peroxide Values (meq/kg sample)
Low Moisture Dog
Regular Moisture Dog
400
450
500
550
600
650
700
750
800
0 3 6 9 12
Nat
uro
x (p
pm
)
Weeks at 37°C
Dog Kibble Naturox (ppm)
Low Moisture Dog
Regular Moisture Dog
Kemin CLS Storage Study 13394
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 28: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/28.jpg)
www.kemin.com/assurance
Cat Diet
0
0.2
0.4
0.6
0.8
1
1.2
0 3 6 9 12
PV
(m
eq
/kg
sam
ple
)
Weeks at 37°C
Cat Kibble Peroxide Values (meq/kg sample)
Low Moisture Cat
Regular MoistureCat
0
10
20
30
40
50
60
70
80
90
100
0 3 6 9 12
Nat
uro
x (p
pm
)
Weeks at 37°C
Cat Kibble Naturox (ppm)
Low MoistureCat
RegularMoisture Cat
Low Moisture= 3.8%
Regular Moisture= 6.8%
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Kemin CLS Storage Study 13394
![Page 29: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/29.jpg)
www.kemin.com/assurance
Humidity in Storage
0
1
2
3
4
5
6
0 1 2 3 4 5 6
PV
(m
eq
/kg
sam
ple
)
Months @ Ambient
Peroxide Values (meq/kg sample)
Ambient RH 23% RH 43% RH 76% RH
Kemin CLS Storage Study 12956
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 30: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/30.jpg)
www.kemin.com/assurance
Humidity in Storage
0
10
20
30
40
50
60
70
80
90
100
0 1 2 3 4 5 6
Oxi
dat
ive
s (p
pm
)
Months @ Ambient
Hexanal + 2,4-Decadienal (ppm)
Ambient RH 23% RH 43% RH 76% RH
Kemin CLS Storage Study 12956
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 31: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/31.jpg)
www.kemin.com/assurance
Humidity in Storage
0
20
40
60
80
100
120
140
160
180
200
0 1 2 3 4 5 6
Nat
uro
x (p
pm
)
Months @ Ambient
Naturox Loss
Ambient RH 23% RH 43% RH 76% RH
Kemin CLS Storage Study 12956
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 32: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/32.jpg)
www.kemin.com/assurance
Impact of Kibble
Moisture
• Drier Kibble (less than 6%)
oxidizes faster
• Too wet causes mold however
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 33: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/33.jpg)
www.kemin.com/assurance
Fresh & Frozen
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 34: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/34.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Frozen Style Diet Challenges
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Oxidation occurs in the freezer!
• Microbe Control
• Color Change
![Page 35: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/35.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Lipid Oxidation Meat Blocks
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Day 2
Day 2
2 week
2 wk
4 wk
0
1
2
3
4
5
6
7
8
untreated 2% Paramega 50K
Pe
roxi
de
Val
ue
s (m
eq
/kg
sam
ple
)
Salmon
Kemin Source Document 15-00007
![Page 36: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/36.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Microbe Control
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Frozen- no issue
Fresh- micro can be an issue if no kill step
![Page 37: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/37.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Food Safety Bacteria Control
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0 5 10 15 20 25
OD
600 n
m
Time (hours at 37 °C)
Untreated
0.25% PrevION VC Dry
0.50% PrevION VC Dry
1.0% PrevION VC Dry
Salmonella
![Page 38: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/38.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Food Safety Bacteria Control
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0 5 10 15 20 25
OD
60
0 n
m
Time (hours at 37 °C)
Untreated
0.25% PrevION VC Dry
0.50% PrevION VC Dry
1.0% PrevION VC Dry
Listeria
![Page 39: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/39.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Freeze Dried
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
![Page 40: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/40.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Freeze Dried Considerations
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
• Raw material quality
• Raw material type
• Application point
• Sterilization process
• Concentration of antioxidant
• Final product shelf life
![Page 41: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/41.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
Freeze Dried Shelf Life
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
0
1
2
3
4
5
6
7
00 03 06 09 12 15 18 21 24
mE
q/k
g S
am
ple
Weeks @ 37°C
CLS Shelf Life #13478
![Page 42: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/42.jpg)
www.kemin.com/assurancewww.kemin.com/assurance© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.
Stabilization
Opportunities
• One size does not fit all for
ingredients and diets
• Shelf life starts in the supply
chain but ends at human nose
and eyes
• We await your new
challenges
![Page 43: Addressing Emerging Stabilization Issues Sara Cutler, Ph.D. - Sara... · 2019-08-19 · Initial PV (meq/kg oil) OSI hours (untreated) Alpha Tocopherol (ppm) Gamma Tocopherol (ppm)](https://reader033.fdocuments.net/reader033/viewer/2022042407/5f21b266dd25646f0858be9d/html5/thumbnails/43.jpg)
www.kemin.com/assurancewww.kemin.com/assurance
THANK YOU
© Kemin Industries, Inc. and its group of companies 2019. All rights reserved. ®™ Trademarks of Kemin Industries, Inc., U.S.A.