Barley Health Benefits. Christine Fastnaught, PH.D. Phoenix AGRI Research, Technical Manager

Transcription

1 Barley Foods Forum Emerging Science on Barley Health Benefits and Product Development Christine Fastnaught, PH.D. Phoenix AGRI Research, Technical Manager

2 Barley Only - Heart Health Claim

3 Barley as the First Ingredient Natural Beta-glucan And Heart Health Claim

4 Barley as Key Ingredient in MultiGrain

5 Barley as Part of a Multigrain Cereal: Heirloom Grains

6 The Role of Barley as a Fiber Source: Finally Recognized

7 Barley as a Fiber Ingredient

8 Barley a new ingredient for Quick and Easy foods: Whole Grain and High Fiber

9 Barley as the First Ingredient in a Barley as the First Ingredient in a Whole Grain Blend to Increase Fiber

10 Barley as a Fiber Ingredient In Snack Bars

11 The Role of Barley as a Fiber Source: Finally Recognized

12 Barley Flakes as a Fiber Ingredient in Bars for Weight Loss

13 Barley Flakes as a Whole Grain Fiber Ingredient (and in front of oats in the ingredient line)

14 The Role of Barley as a Fiber Source: Finally Recognized

15 The Role of Barley as a Fiber Source: Finally Recognized

16 Barley a new ingredient for Quick and Easy foods: Whole Grain and High Fiber

17 Barley a new ingredient for Quick and Easy foods: Whole Grain and High Fiber

18 All Whole Grains are Good!

19 Barley a new ingredient for Quick and Easy foods: Whole Grain and High Fiber Ingredients: lowfat milk, whole grains (steel cut oats, brown rice, pearled barley, rolled oats), water, inulin, eggs, sugar, dextrose, salt, natural flavors, carrageenan

20 All Whole All Whole Grains are Good!

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22 Barley, Black Bean, and Avocado Salad This salad is a powerful combination of healthy foods. From Eat to Beat High Blood Pressure Readers Digest.com

23 An Exciting New Healthy Ingredient for Chefs and Homemakers Barley Risotto Barley Crackers

24 Barley Foods Forum Emerging Science on Barley Health Benefits and Product Development Christine Fastnaught, PH.D. Phoenix AGRI Research, Technical Manager

25 Proven Health Benefits of Barley Eating Barley Helps Fight Heart Disease FDA heart health claim in 2006 Evidence 10 human clinical trials Total and LDL cholesterol reduced on the average about 5% and up to 15% with higher consumption levels FDA heart health claim expanded in 2008 Cargill s Barliv (Betafiber beta-glucan extract)

26 Proven Health Benefits of Barley Eating Barley: -Helps Fight Heart Disease 5 new barley trials published since Conclusions: dry milled barley consistently lowers cholesterol Extracts variable some don t work

27 Proven Health Benefits of Barley Reference/ Subjects Diet Intervention Methods Cholesterol Changes (mg/dl) a Aman Sweden 41 participants Aktivated Barley -boiled, flaked and milled -5% β-glucan Randomized, single blind, placebo controlled, crossover for 4 week diet period 20g barley, 3 times/day = 3g β-glucan Barley vs. placebo LDL: (-5%) Shimizu et al Japan 44 men Pearl Barley Variety Fibar 9% β-glucan Randomized, double-blind, placebo controlled, parallel for 12 week diet period Barley substituted for 50% of rice in diet. 160g (cooked) barley/day = 7g β-glucan Treatment vs. control TC: (- 8.2%) LDL: (- 7.4%) Keenan et al MN 155 men and women Extracted Barley β-glucan- Barliv 1. low molecular weight (LMW kDa) 2. high molecular weight (HMW 1000kDa) Randomized, double-blind, controlled, five-arm parallel for 6 week diet period 5 treatments: 0, 3g LMW BG, 3g HMW BG, 5g HMW BG, 5g HMW BG β-glucans prepared in ready-to-eat corn flakes and juice beverage Treatment vs. Control 3g LMW: TC: (- 7.2%) LDL: (-8.7%) 3g HMW: TC: (- 8.2%) LDL: (- 9.2%) 5g LMW: TC: (- 11.1%) LDL: (- 13.1%) 5g HMW: TC: (- 12.4%) LDL: (- 14.6%) Hinata et al Japan 52 men Pearl barley No data on β-glucan Rice : barley mix at a ratio of 7:3; SDF intake increased from 3.4g to 18.7g; Avg. period of 14 months Barley vs. baseline TC: (- 9.7%) Smith et al. 26 Extracted Barley β-glucan Randomized parallel study for 6 weeks; Treatments vs. baseline MN 90 men and women 1.low molecular weight (62 kda) 2.high molecular weight (139 kda) 3g of β-glucan twice a day as a powder in a beverage 6g LMW - TC: no difference LDL: -5.4 (-3.4%) 6g HMW - TC: no difference LDL: no difference

28 Proven Health Benefits of Barley Eating Barley: Helps reduce blood pressure Behall/Hallfrisch (2004) studies Helps reduce visceral fat - intra-abdominal i fat - beer belly - Shimizu et al (2007) study - 10%

29 Proven Health Benefits of Barley Eating Barley Helps Fight Type 2 Diabetes Low glycemic index Beta-glucan soluble fiber slows digestion of carbohydrates and blood sugar release Over 30 human studies document smaller increase in blood sugar following barley consumption Second meal affect - 10 studies show a smaller increase in blood sugar at lunch and sometimes even dinner when barley was consumed for breakfast.

30 Proven Health Benefits of Barley Eating Barley Helps Fight Diabetes Controversy about glycemic index and association with reduced risk of Type 2 diabetes Most studies do not include a lot of barley Two clinical trials with a long intervention, 6-14 months Hawyrsh (1997)- 7% reduction in HbA1c (4.5g BG) Hinata (2007) 30% reduction in HbA1c (15g SDF) Shorter trials (4 to 12 weeks) do not detect these types of changes

31 Barley For Food and Health Rosemary and Walt Newman Bob Eslick