Athletics & Wellness Grade 10 45 min

Cracking the Code: How to Read a Nutrition Facts Label

Ever feel confused by the back of a food package? This lesson will teach you how to read a Nutrition Facts label like a pro, so you can make informed choices that fuel your body and mind.

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What & Why

The Nutrition Facts label is your secret weapon for understanding what's in your food. It's a standardized tool required on most packaged foods that helps you compare products and make informed decisions. Let's break it down into four key parts:1. Serving Size & Servings Per Container: This is the first thing to check! All the numbers on the label apply to ONE serving. If you eat more than one serving, you have to do the math.2. Calories: This tells you how much energy you get from one serving.3. Nutrients: This section is split into two parts. Nutrients to Limit (like Saturated Fat, Sodium, and Added Sugars) and nutrients to Get Enough Of (like Dietary Fiber, Vitamin D, Calcium, and Protein).4. The % Daily Value (%DV): This shows how much a nutrient in one serving contributes to a total d...
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Example 1 — Granola Bar

Let's look at a typical 'Oats & Honey' granola bar. It seems healthy, but the label tells the full story.Check Serving Size: The label says '1 bar'. Great, that's easy. But sometimes a package has two bars, and the serving size is only one! Always check.Look at Calories: It says 190 calories. This is the energy you'll get from eating this one bar.Scan Nutrients to Limit: We see 7g of Saturated Fat (35% DV) and 12g of Added Sugars. That 35% DV for saturated fat is very high according to the 5/20 rule!Find Nutrients to Get: It has 2g of Fiber and 3g of Protein. These are positive, but not particularly high amounts.Use the %DV: The 35% DV for Saturated Fat tells us this bar contains a high amount of a nutrient we should limit. The 12g of Added Sugars is also significant. This 'healthy' bar mi...
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Example 2 — Sports Drink

Sports drinks can be useful, but the label is crucial. Let's examine a 20 oz bottle.Serving Size Trap: The label says the Serving Size is 8 oz, and there are 2.5 Servings Per Container. If you drink the whole bottle, you must multiply everything by 2.5!Calculate the Total: One serving has 14g of sugar and 50 calories. For the whole bottle: 14g x 2.5 = 35g of sugar and 50 x 2.5 = 125 calories. That's a lot of sugar if you're not doing intense exercise.Check Electrolytes: It has 110mg of Sodium (5% DV) per serving. Sodium is an electrolyte lost in sweat. This can be helpful during a long, intense workout, but for casual sipping, it's just extra salt.

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Sample Practice Questions

Beginner
What is the very first piece of information you should check on a Nutrition Facts label to understand the amounts listed?
A.Calories
B.Serving Size
C.Total Sugars
D.Protein
Beginner
A bag of chips has a serving size of 15 chips, and there are 4 servings in the bag. If one serving has 150 calories, how many calories are in the whole bag?
A.150 calories
B.300 calories
C.450 calories
D.600 calories
Beginner
According to the 5/20 rule for % Daily Value (%DV), a nutrient with a 22% DV is considered...
A.a low source of that nutrient.
B.a high source of that nutrient.
C.an average source of that nutrient.
D.an unhealthy amount of that nutrient.

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