Popular Weight Loss Diets Ppt


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Popular Weight Loss Diets Ppt

  1. 1. Myths & Fallacies surrounding popular diets or weight loss regimens Carlyne Remedios Dietician Centre for Obesity and Diabetes Support
  2. 2. 02/04/10 > 50 kg/m 2 40-49.9 kg/m 2 30-39.9 kg/m 2
  3. 3. <ul><li> </li></ul>OBESITY
  4. 4. All Popular Weight Loss Diets <ul><li>Promote or ban a certain food or food group </li></ul><ul><li>Imply that a food can change body chemistry </li></ul><ul><li>Blame certain hormones for weight control </li></ul><ul><li>Recommend supplements or health foods for everyone </li></ul><ul><li>Promise quick ,dramatic or miraculous results </li></ul>
  5. 5. Most Common Weight Loss Diets <ul><li>The Atkin’s Diet </li></ul><ul><li>The South Beach Diet </li></ul><ul><li>The Zone Diet </li></ul><ul><li>The Liver Cleansing Diet </li></ul><ul><li>Eat Right 4 Your Type </li></ul><ul><li>The Ornish Diet </li></ul><ul><li>Weight Watchers </li></ul>
  6. 6. The Atkins Diet <ul><li>Low Carbohydrate, High Protein, High Fat Diet </li></ul><ul><li>Carbohydrate restricted to under 30g a day </li></ul><ul><li>Encourages achieving a state of Ketosis </li></ul><ul><li>Encourages intake of fatty meat , butter and other high fat dairy products </li></ul><ul><li>Commercial aspect: Sells and recommends many vitamins, minerals and low carbohydrate bars, shakes and mixes </li></ul>
  7. 7. The South Beach Diet <ul><li>It is a modification of the Atkin’s diet </li></ul><ul><li>Promoted as a modified low carbohydrate diet </li></ul><ul><li>Prohibits potatoes, fruit, bread, cereal, rice, pasta, beets, carrots, and corn for the first two weeks </li></ul><ul><li>After that, most of these foods remain strongly discouraged </li></ul>
  8. 8. The Zone Diet <ul><li>40% Carbohydrate </li></ul><ul><li>30% Protein </li></ul><ul><li>30% Fat </li></ul><ul><li>The ratio is ideal for keeping the body hormones and chemicals in balance. </li></ul><ul><li>Helps to enter THE ZONE of permanent weight loss. </li></ul><ul><li>Commercial aspect :Recommends various vitamins especially vitamin E and sells and recommends Zone favorable bars and powders. </li></ul>
  9. 9. The Liver Cleansing Diet <ul><li>Works on the principle that excess weight is a symptom of Liver Dysfunction. </li></ul><ul><li>Intake of Liver cleansing foods enable the liver to metabolize fat. </li></ul><ul><li>Encourages intake of living foods. </li></ul><ul><li>Commercial aspect :Sells and recommends many supplements </li></ul>
  10. 10. Eat Right 4 Your Type <ul><li>Blood Type determines diet </li></ul><ul><li>Blood Group A :High Carbohydrate , Low Fat Vegetarian Diet </li></ul><ul><li>Blood Group B : Varied Diet </li></ul><ul><li>Blood Group AB :Combination of A and B diets </li></ul><ul><li>Blood Group O : High Protein , Low Carbohydrate </li></ul><ul><li>Commercial aspect :Recommends a variety of supplements </li></ul>
  11. 11. The Ornish Diet <ul><li>Very Low fat vegetarian diet </li></ul><ul><li>Advocates avoidance </li></ul><ul><li>-meat of all kinds. </li></ul><ul><li>-Oils and oil-containing products, such as margarine and most salad dressings. </li></ul><ul><li>-Avocados, Olives, Nuts and seeds. </li></ul><ul><li>-Dairy products. </li></ul><ul><li>-Sugar and simple sugar derivatives </li></ul><ul><li>-Alcohol </li></ul><ul><li>-Anything commercially prepared that has more than two grams </li></ul><ul><li> of fat serving </li></ul>
  12. 12. The Weight Watchers Diet <ul><li>Restriction of calories. </li></ul><ul><li>Foods are assigned points based on the fat ,calorie and fibre content </li></ul><ul><li>Dieters are allotted a specific range of total points per day based on current weight and weigh goal </li></ul><ul><li>Dieters are free to spend the total points any way they like </li></ul>
  13. 13. 02/04/10
  14. 14. Low Carbohydrate
  15. 15. Other Ill-effects of Low Carbohydrate Diets <ul><li>Long term changes of lipid profile are still questionable </li></ul><ul><li>Constipation , headaches , general weakness, muscle cramps, and halitosis </li></ul><ul><li>Not superior to the conventional high carbohydrate low fat diets in the long term </li></ul>
  16. 16. High Fat Content
  17. 17. <ul><li>Conventional diet </li></ul><ul><li>Westernised Diet </li></ul><ul><li>NEFA’s increased </li></ul><ul><li>EPC decreased </li></ul><ul><li>High protein Low carbohydrate </li></ul><ul><li>NEFA’S doubled </li></ul><ul><li>Lower numbers of EPC’S </li></ul><ul><li>Increased risk of Arthrosclerosis </li></ul><ul><li>Increased risk of CVD independent of traditional atherosclerotic risk profile </li></ul>
  18. 18. Risk factors of High Protein Intake <ul><li>Speeds the progression of Diabetic Renal Disease. </li></ul><ul><li>Not recommended for people with impaired renal function and chronic renal failure </li></ul>
  19. 19. Fiber And Antioxidants
  20. 20. Micronutrients at Risk <ul><li>Thiamine </li></ul><ul><li>Folic Acid </li></ul><ul><li>Vitamin C </li></ul><ul><li>Vitamin E </li></ul><ul><li>Vitamin B12 </li></ul><ul><li>Zinc </li></ul><ul><li>Iron </li></ul><ul><li>Magnesium </li></ul>
  21. 21. NO ONE DIET FITS ALL!! <ul><li>Adopt lifestyle changes that are easy to comply with adhere to in the long term. </li></ul><ul><li>Lifestyle modification. </li></ul><ul><li>Controlled portion sizes. </li></ul><ul><li>Decreased total fat and calorie intake </li></ul><ul><li>Increase intake of fibre rich foods </li></ul><ul><li>Regular exercise </li></ul>
  22. 22. <ul><li>THANK YOU </li></ul>02/04/10