seeing nutrition clearly: examination of current hot topics & trends
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Seeing Nutrition ClearlyCristin Stokes, RD, LN
MUS WellnessSpring 2014
ObjectivesAre foods labeled "organic" more nutritious?
Which sweeteners are best? Should gluten be avoided? Can coconut oil promote weight loss? When it comes to nutrition, labels and marketing often lead to confusion rather than clarity. Focus up by joining Cristin Stokes, RD, Nutrition Specialist with the MUS Wellness Program, in examining the validity of popular nutrition claims and current trends. Cooking demo with taste samples included!
Good or Bad? Eat it or Leave it?
What’s the deal with…?GlutenCarbohydratesSweetenersOrganic foodsCoconut oilSupplementsIntermittent fasting
GlutenGluten = a protein found in wheat, rye, and barley that is
responsible for the elastic nature of dough
Celiac disease : autoimmune disease that causes damage to the lining of the small intestine when gluten is consumed
Gluten intolerance: sensitivity to gluten, typically presenting with GI symptoms
GlutenResearch
Gluten/whey protein/placebo study
TheoriesAttention to dietLower carbs/less junk
Bottom line: No need to avoid gluten unless you have CD or are gluten intolerant
Carbohydrates
CarbohydratesSource matters
Eat it: Vegetables, fruits, dairy, legumes, whole grains
Leave it: Refined grains, sugar
Benefits: EnergyFiberVitamins/mineralsSerotonin!
CarbohydratesRecommended % of diet
If tracking: 45-65% Higher-end if training or exercising more
Visually: MyPlate (1/4 of your plate) Pick one carbohydrate per meal
Whole grain (brown rice, quinoa, etc) OR potatoes OR dessert
Limit sweets
SweetenersGranulated sugars
Refined whiteBrownTurbinado – “raw”Evaporated cane
juice
LiquidHoneyMaple SyrupHFCSAgaveMolassesBrown rice syrup
SweetenersArtificial sugars
AspartameSteviaAce-KSplendaSaccharineSugar alcohols
-itol
Focus up:Minor differences exist in
type of sugar (i.e. fructose, glucose) and effect on blood sugar
Sugar has little to no nutritional value beyond calories Minimize all kinds
Artificial sugars may be helpful for diabetics; research regarding weight loss mixed
OrganicsOrganic foods
Grown/produced without pesticides, herbicides, fertilizers, hormones, or antibiotics 100% organic
Only organic ingredients (excluding water & salt) Organic
95-99% organic ingredients Foods made with organic ingredients
70-94% organic ingredients
Organics“All-natural” foods
Minimally processed with no artificial ingredients or added colors
No standard definition
Are organic foods healthier?Healthier for the environmentMicronutrients
Fresh > organicAn organic cookie is still a cookie!
OrganicsDirty Dozen celery peaches strawberries apples domestic blueberries nectarines sweet bell peppers spinach, kale and collard
greens cherries potatoes imported grapes lettuce
Clean 15 onions avocados sweet corn pineapples mango sweet peas asparagus kiwi fruit cabbage eggplant cantaloupe watermelon grapefruit sweet potatoes sweet onions
Coconut OilPurported benefits
Appetite controlImproved digestionIncreased immune
functionReduced cholesterolLowered weight &
abdominal fatImproved thyroid
functionSkin & hair treatmentMedicinal uses
Very small, short term research studies
High in saturated fatLauric acid (medium
chain triglyceride)
High in calories
Good for high heat cooking, flavor
SupplementsBillion dollar industry ($32 billion in 2013)Multivitamins = most commonly used supplement in
the developed worldNo heart-health benefits or reduced risk of cancer (2014)
Research trials largely disappointingFish oilSELECT trial
Beta-carotene, vitamin E
Avoid mega or super dosesFat-soluble vitamins: A, D, E, KFolic acid
Recommendation: vitamin D, multivitamin?
Intermittent Fasting5:2
5 “feed” days followed by 2 fasting days (400-600 calories)
Evidence limited primarily to animal studiesCognitive benefits, maintenance of muscle
massAdherence?Mood/energy?
ExerciseLong-term harm/benefits?
Cristin’s 6 Nutrition Tenets1. 80/20 rule of moderation2. Eat more plants3. Choose whole foods over processed4. There’s no hidden secret to weight loss5. Take advantage of MT grown foods6. Enjoy your food!
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