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Top 5 Most Surprising Risk Assessment Discoveries: Day in the Life of a Food Scientist QA Professional

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A Risk Assessment is an extensive background check on a particular ingredient. This presentation captures the 5 most surprising discoveries I've made while completing a risk assessment on an ingredient.

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Top 5 Most Surprising Risk Assessment Discoveries: Day in the Life of a Food Scientist QA Professional

  1. 1. Most Surprising Risk Assessment Discoveries Adventures of a food scientist quality professional “Raw Material Specialist (Extraordinaire)” Top 5 GreenEyedGuide.com
  2. 2. #1:Psyllium Husk andbugs GreenEyedGuide.com Source: http://www.perfectdump.com/buy-organic-fiber-supplements/ (no kidding) Most Surprising Risk Assessment Discoveries
  3. 3. GreenEyedGuide.com For powdered psyllium husk, up to 400 insect parts per 25g are acceptable For whole psyllium husk, it’s not more than 100 insect fragments Most Surprising Risk Assessment Discoveries SOURCE: US PHARMACOPEIA Monograph http://www.pharmacopeia.cn/v29240/usp29nf24s0_m71745.html #1:Psyllium Husk andbugs
  4. 4. GreenEyedGuide.com No reason to panic – these bugs are not known to cause any harm, this is just an accepted and somewhat-natural part of the plant Most Surprising Risk Assessment Discoveries #1:Psyllium Husk andbugs
  5. 5. GreenEyedGuide.com Most Surprising Risk Assessment Discoveries SOURCE: “Chemicals in my Food” Tumblr – Professor John Coupland http://johncoupland.tumblr.com/post/95874982501/your-vegetable-juice- is-not-vegetarian-and-you
  6. 6. #2: Moringa Leaf Powder andsoap GreenEyedGuide.com Most Surprising Risk Assessment Discoveries Source: http://eol.org/pages/486251/details Source: http://www.moringapowder.com/
  7. 7. #2: Moringa Leaf Powder andsoap GreenEyedGuide.com Most Surprising Risk Assessment Discoveries SOURCE: Effcacy of Moringa oleifera leaf powder as a hand-washing product: a crossover controlled study among healthy volunteers. http://www.ncbi.nlm.nih.gov/pubmed/24528477
  8. 8. #2: Moringa Leaf Powder andsoap GreenEyedGuide.com 4 grams wet or dry Moringa Leaf powder was as effective as non- medicated soap for hand-washing and 10-log reduction of non- pathogenic E coli Most Surprising Risk Assessment Discoveries SOURCE: Effcacy of Moringa oleifera leaf powder as a hand-washing product: a crossover controlled study among healthy volunteers. http://www.ncbi.nlm.nih.gov/pubmed/24528477
  9. 9. #3: Acai andChagas GreenEyedGuide.com Most Surprising Risk Assessment Discoveries SOURCE: http://www.cloudforest.com/cafe/gardening/the- acai-palm-t4378.html SOURCE: http://dmt- sbi3u.wikispaces.com/Acai+Palm+Tree
  10. 10. #3: Acai andChagas GreenEyedGuide.com SOURCES: http://www.cdc.gov/parasites/chagas/ http://www.who.int/mediacentre/factsheets/fs340/en/ Pereira et al. Chagas’ Disease as a Foodborne Illness Journal of Food Protection, Vol. 72, No. 2, 2009, Pages 441–446 Most Surprising Risk Assessment Discoveries • Chagas disease is caused by the parasite Trypanosoma cruzi • Recent outbreaks of Chagas in Brazil have been associated with acai juice • Transmission of the parasite occurs through infected triatomine bugs, mixed in with acai fruit as it is ground into pulp
  11. 11. #3: Acai andChagas GreenEyedGuide.com Most Surprising Risk Assessment Discoveries No reason to panic – just make sure the acai juice is pasteurized
  12. 12. #4: Ginkgo Biloba It’snotwhatyou think! GreenEyedGuide.com Most Surprising Risk Assessment Discoveries
  13. 13. #4: Ginkgo Biloba It’snotwhatyou think! GreenEyedGuide.com Adulteration is high due to consumer demand 1 g extract requires 50 g dried leaf more demand than supply encourages adulteration Most Surprising Risk Assessment Discoveries
  14. 14. #4: Ginkgo Biloba It’snotwhatyou think! GreenEyedGuide.com The Good News: Adulteration forces the science community to develop better testing methods, but consumers should beware. Most Surprising Risk Assessment Discoveries Ginkgo adulteration ‘very widespread’, say industry experts, so why is awareness low? By Stephen DANIELLS, 05-Aug-2013 Adulteration of Ginkgo biloba is ‘very widespread’, according to industry sources, but as the adulteration becomes more sophisticated new methods are emerging to help industry ensure the quality of this key herbal. http://www.nutraingredients-usa.com/Markets/Ginkgo-adulteration-very-widespread-say-industry- experts-so-why-is-awareness-low
  15. 15. #5: Leafy Greens and Grasses GreenEyedGuide.com For some ingredients, the literature search doesn’t turn up anything odd, but the lab test results do! 3 examples Most Surprising Risk Assessment Discoveries
  16. 16. #5: Leafy Greens & Grasses GreenEyedGuide.com (1) The Center for Science in the Public Interest (CSPI) rated leafy greens #1 among the Top 10 Riskiest Foods Regulated by the FDA BUT – 64% of the outbreaks were due to Norovirus, implicating poor food handling (think Salad Bar) (Not applicable for dry powders) Most Surprising Risk Assessment Discoveries
  17. 17. #5: Leafy Greens & Grasses GreenEyedGuide.com (2) The Environmental Working Group puts spinach in the “Dirty Dozen” and leafy greens in “Dirty Dozen PLUS” due to pesticide levels. When we send powdered samples to the lab for testing, we DO request pesticide testing, but I have not had any samples fail this test (yet, knock on wood). Most Surprising Risk Assessment Discoveries
  18. 18. #5: Leafy Greens and Grasses GreenEyedGuide.com (3) After reviewing and testing MULTIPLE different samples of grass powders (wheat grass, barley grass, oat grass etc) and leafy greens (spinach and kale specifically), I’ve come to learn and expect the following: • Leafy greens have inherently elevated lead & cadmium levels • Grass powders have inherently elevated Aerobic Plate Count levels (APC = like a census of bacteria, not an indication if those bacteria are pathogenic or not) *Not as big an issue with the food, whole as it is with the concentrated dry powder Most Surprising Risk Assessment Discoveries
  19. 19. Thank You! For more “Day in the Life of a Food Scientist” stories, visit greeneyedguide.blogspot.com Follow GreenEyedGuide on Twitter GreenEyedGuide.com Most Surprising Risk Assessment Discoveries

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