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Survey implications. Sylvia Lam Chairlady, Hong Kong Dietitian Association Accredited Practicing Dietitian of the Dietitians Association of Australia. ?. ?. ?. ?. ?. ?. ?. Which one has the highest energy level (per 100g or ml)?. 1. 2. 3. 350 kcal/100 g. 310 kcal/100 g.

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survey implications

Survey implications

Sylvia Lam

Chairlady, Hong Kong Dietitian Association

Accredited Practicing Dietitian of

theDietitians Association of Australia

slide2

?

?

?

?

?

?

?
energy levels ranking from highest to lowest

1

2

3

350 kcal/100 g

310 kcal/100 g

130 kcal/100 g

4

5

6

48 kcal/100 mL

44 kcal/100 ml

37 kcal/100 ml

Energy levels ranking ( from highest to lowest)
slide5
“…100 mL soft drink has a higher energy level than a 100 g pineapple bun”

People in Hong Kong could not correctly estimate the energy levels of common foods and beverages

?
slide6

?

“…I know how many calories I need - 1,000 kcal per day”

50% of people in Hong Kong do not know their energy needs

70% do not consider their energy needs before eating

energy
Energy
  • Energy supports and maintains the daily operation/metabolism of the human body1
  • Energy requirements depend on age, gender, body weight and activity levels1
  • Units of energy in food is depicted by kilocalories (kcal or cal) and kilojoules (kJ or Joule)

1. Centre for Food Safety (Available at: http://www.cfs.gov.hk/english/programme/programme_nifl/files/Energy_E.pdf)

dietitian s advice
Dietitian’s advice…..

Understanding the energy and nutrient information of the foods and beverages you eat can help you make informed dietary choices and benefits weight management

energy recommendations 1 2
Energy recommendations1,2
  • Chinese Nutrition Society (China)
  • Centre of Food Safety (Hong Kong)
slide10

Calorie in (food intake)

Calorie out(physical activity)

Principles of weight management

slide11

?

“…a balanced diet means no ice-cream, potato chips, chocolate and soft drinks”

44% said some foods and beverages cannot be part of a balanced diet

slide13

All foods can fit within a healthy diet, if consumed in appropriate portion size and combined with regular physical activity.“Energy balance is the key to weight management”- American Dietetic Association

* Excludes people with chronic diseases

slide14

?

“…Diet control is more important than exercise for weight management ”

70% misunderstand the principles of weight management

which of the following is the most effective way of weight management

Controlling both diet and increasing physical activities

References:

International Journal Obesity 1997;21:941–947

Obesity Reviews 2009; 10, 313 – 323

International Journal Obesity 2005;29:1168–1174

Exercise Sport Sciecne Review  2000;28:165–170

Which of the following is the most effective way of weight management?
  • Controlling diet only (limit calorie intake)
  • Increasing physical activities only (but no diet control)
  • Controlling both diet and increasing physical activity
slide18

?

“…It’s hard to burn calories”

43% said it’s hard to burn calories

how to burn 140 kcal
How to burn 140 kcal?

Half of a pineapple bun

330 mL soft drink

burning calories is easier than you think
Burning calories is easier than you think

Examples of how to burn 140 kcal

Walking upstairs:

20 minutes

Basketball game: 20 minutes*

Shopping:

1 hour and 5 minutes*

* WebMD Fitness and Exercise Calorie Calculator. Based on the body weight of 120 lb

physical activity guidelines for healthy adults under age 65 1
Physical activityguidelines for healthy adults under age 651
  • Perform moderately intense cardio exercise for 30 minutes a day, 5 days a week. E.g brisk walking.

OR

  • Perform vigorously intense cardio exercise for 20 minutes a day, 3 days a week, E.g. jogging.

AND

  • Perform 8 to 10 groups of strength-training exercise,8 to 12 repetitions of each exercise, twice a week.

Moderate-intensity physical activity means working hard enough to raise your heart rate and break a sweat, yet still being able to carry on a conversation.

1. American College of Sports Medicine. Available at: http://www.acsm.org/AM/Template.cfm?Section=Home_Page&TEMPLATE=/CM/HTMLDisplay.cfm&CONTENTID=7764

slide22

?

“…I don’t feel it’s necessary

to read the nutrition label”

About 90% of people in Hong Kong do not read the nutrition label on the back of pack of foods and beverages

take note of the reference food amount in the nutrition label
Take note of the reference food amount in the nutrition label

Nutrient content is expressed in several ways:

  • Per 100 g or ml
  • Per serving
  • Per packaging

Source: Centre for Food Safety

2 read and compare by using per 100 g or ml
2.Read and compare by using “per 100 g or ml”

Biscuit A

Biscuit B

Source: Centre for Food Safety

3 use per serving to calculate the energy and nutrient intake
3. Use “per serving” to calculate the energy and nutrient intake

Corn flake C

Milk A

Soup B

Source: Centre for Food Safety

slide29

?

57% of people do not know where to can find a qualified dietitians.

take home message
Take Home Message…
  • More public education is needed to improve understanding of energy and nutrition information
  • Encourage people to read nutrition label before purchasing
  • Food and beverage companies should provide factual and easy to read nutrition label for consumers to make informed dietary choice