How to Read Food Labels
- DobroMedOnline
- May 28
- 8 min read
Walk through any grocery store today and you will see shelves full of products trying to convince you they are healthy.
Some packages say:“natural”, “whole grain”, “made with real cocoa”, “contains vitamins”.
Others use earthy colors, pictures of farms, or words like “balanced,” “smart,” or “better for you.”
And honestly, after a while, many people stop knowing what any of it actually means.
One of the biggest misconceptions about nutrition labels is that people think they are complicated. In reality, most labels are confusing simply because nobody was ever truly taught how to read them properly.
Why Reading Food Labels Matters
For many people, food labels feel like something only athletes, dietitians, or people trying to lose weight pay attention to.
But in reality, learning how to read a food label is one of the simplest ways to better understand what we eat every day — regardless of age, diet, or lifestyle.
Food labels are not just about calories.
They help us recognize:
how much added sugar a product contains
how much sodium we may actually be consuming
whether a serving size is realistic
how processed a food may be
and what ingredients make up most of the product.
What to Look for on Food Labels
Once people begin understanding how food labels work, they often realize something important:
Reading labels is not about memorizing every number.It is about learning which information actually matters most.
Because honestly, food packaging can be distracting. Bright colors, health claims, and marketing words are designed to catch attention quickly. But the Nutrition Facts panel tells a much more complete story.
So when turning over a package, these are usually the most important things to focus on first.
Start With the Serving Size
This is the foundation of the entire label.
Every number you see on the Nutrition Facts panel refers only to the serving size listed at the top.
On the OREO label, the serving size is: 3 cookies (34g)3 cookies (34g)
That means:
160 calories
14g sugar
7g fat
135mg sodium
all apply only to those 3 cookies.
If someone eats twice that amount, all the numbers double. This is one of the biggest ways people unintentionally underestimate: calories, sugar, sodium, and portion sizes.
Look at Added Sugars
One of the most important sections on modern food labels is “Added Sugars.”
The OREO label states: 14g added sugar =28% DV14g added sugar =28% DV
This means one serving ( 3 coolies) provides more than one quarter of the recommended maximum added sugar intake for an average ADULT day based on 2000 calories per day. It does NOT mean that there is 28% of sugar in the cookies.
The actual percentage of sugar in the cookies is calculated differently.
The serving size on this label is: 34g serving size and the total sugar amount is: 14g . To calculate the actual percentage of sugar in the cookies: 14g/34g×100≈41%
So approximately:
About 41% of the serving’s weight comes from sugar.
That is completely different from “28% Daily Value.”
The “% Daily Value” refers to how much of your recommended daily intake the food provides —not the percentage composition of the food itself.
And sometimes it helps to visualize the amount differently.
The serving size on this label is:
3 cookies
containing 14 grams of sugar total.
So: One serving of 3 OREO cookies contains approximately 3½ teaspoons of sugar!!!
These sugars are added during manufacturing to improve flavor, texture, or shelf life.
Modern research increasingly links excessive added sugar intake with:
obesity
insulin resistance
cardiovascular disease
dental disease
and higher overall calorie intake.
That does not mean someone should panic over eating cookies occasionally. But understanding where sugar comes from — and how quickly it adds up — is extremely important.
Understand % Daily Value
The “% Daily Value” section is designed to help consumers quickly identify whether a nutrient is considered relatively low or high.
According to the FDA:
5% Daily Value or less = low
20% Daily Value or more = high.
So when the OREO label shows:28% DV added sugar that is considered relatively high.
But it is also important to remember that Daily Values are based on 2000 calorie adult diet,
NOT children, athletes, or individuals with medical conditions.
This is why food labels are educational tools, not personalized medical recommendations.
You can view the official FDA reference charts here:
Pay Attention to Fiber
Fiber is one of the most overlooked nutrients on food labels.
On the OREO label:
dietary fiber is listed as less than 1 gram.
Fiber matters because it helps:
support digestion
improve fullness
slow sugar absorption
and support metabolic health.
Many highly processed snack foods are low in fiber while being high in added sugar, which is one reason they may feel less satisfying and easier to overeat.
Check Sodium Levels
Many people associate sodium only with salty foods like chips, but sodium appears in many processed products — even sweet snacks.
On this label: sodium = 135mg per serving.
For healthy individuals, this may not seem especially high. But sodium becomes much more important for people with: high blood pressure, kidney disease, heart disease, fluid retention or certain metabolic conditions. Again, context matters.
Understanding the Ingredient List
Most people look at the calories first.
Some people look at sugar.
But one of the most important parts of any food label is actually the ingredient list — and it is often the section people skip entirely.
The ingredient list tells you what the product is actually made of.
And honestly, once you learn how to read it, you begin seeing food packaging very differently.
One of the most important things to know is this:
Ingredients are listed from the highest amount to the lowest amount by weight.
That means the first few ingredients make up the largest portion of the product.
On the OREO label, the ingredients begin with:
Unbleached enriched flour
Sugar
Palm and/or canola oil
Cocoa
High fructose corn syrup
Soy lecithin
Artificial flavor
This immediately tells us something important:
The cookie is made primarily from:
refined flour
sugar
and processed oils.
And this is not about fear or labeling foods as “bad.”It is simply about understanding what makes up most of the product.
What Is “Enriched Flour”?
Many people assume “enriched” sounds healthier — and in some ways, it can be.
Enriched flour is refined flour that has had some vitamins added back after processing, usually:
iron, folic acid, B vitamins.
But during refining, much of the original fiber is removed.
That is one reason the label shows:
<1g fiber per serving
Even though the cookies contain carbohydrates, they contain very little natural fiber.Why Sugar Appears So Early on the List
Since ingredients are listed by weight, seeing sugar near the top means a significant portion of the product comes from added sugars.
And on this label, one serving contains:
14g added sugar14g added sugar
Which equals approximately:
3.5 teaspoons of sugar3.5 teaspoons of sugar
That does not mean sugar is automatically “toxic” or that people can never enjoy cookies. But it does help explain why highly processed snack foods are often:
less filling
easier to overeat
and higher in calories relative to nutritional value.
What About High Fructose Corn Syrup?
This ingredient often creates strong reactions online. High fructose corn syrup is a sweetener made from corn starch and is commonly used in processed foods because it is inexpensive and helps improve texture and shelf stability.
Scientifically, excessive intake of any added sugar — whether cane sugar, syrups, or honey — may contribute to: weight gain, insulin resistance, dental disease and metabolic problems when consumed in large amounts regularly.
The bigger issue is usually the overall amount of added sugar in the diet, not one isolated ingredient by itself.
Why Oils Matter
The ingredient list also includes: palm oil, and/or canola oil.
Oils affect texture, shelf stability, mouthfeel and flavor.
Palm oil often receives criticism because of environmental concerns nd its saturated fat content. Meanwhile, canola oil is commonly used because it is inexpensive and relatively neutral in flavor. Again, context matters. Nutrition science rarely views one ingredient alone as the entire problem. What matters more is: overall dietary pattern, processing level, portion size and long-term habits.
What Does “Artificial Flavor” Mean?
This is another phrase many people notice immediately. Artificial flavors are compounds created to reproduce specific tastes or aromas. Seeing “artificial flavor” on a label does not automatically mean a product is dangerous. But it does indicate the food is highly processed and engineered for consistency, taste, and shelf stability. And honestly, that is an important concept many people overlook:
Modern packaged foods are often designed not only to taste good —but also to:
stay stable on shelves
feel satisfying in texture
smell appealing
and encourage repeat consumption.
One of the most helpful ways to think about ingredient lists is this:
Calories tell you how much energy is in the food.
But the ingredient list tells you: what the food actually is.
And once people begin understanding ingredient order, added sugars, refined grains, oils, and processing levels, food labels become much less confusing.
Not because people suddenly become perfect eaters —but because they become more informed consumers. And honestly, that awareness is often the first step toward making more intentional food choices over time.
Tips for Reading Labels Quickly While Shopping
Reading every label in detail can take time. Here are quick tips to help you shop smarter:
Check the first three ingredients to see what the product mostly contains.
Choose foods with ingredient lists that are relatively simple and recognizable. In general, if you can read and understand most of the ingredients without needing a chemistry background, the food is often less heavily processed.
Look at the serving size to understand nutrition facts.
Avoid products with long lists of unrecognizable ingredients.
Choose foods with lower added sugars and sodium.
Look for certifications if you want organic or non-GMO.
Apps That Can Help You Understand Food Labels
Even after learning how to read serving sizes, sugars, ingredients, and Daily Values, food labels can still feel overwhelming sometimes. Standing in the grocery store comparing products ingredient by ingredient is not always realistic — especially when shopping quickly, buying for a family, or trying to understand unfamiliar foods. That is one reason food-scanning apps have become so popular.
These apps allow people to scan a barcode and instantly receive information about:
nutrition quality
added sugars
processing level
ingredients
additives
and possible healthier alternatives.
But it is important to understand something from the beginning:
These apps are educational tools — not medical advice.
They can help people become more aware of what they are eating, but no app can perfectly determine whether a food is “healthy” or “unhealthy” for every individual person.
Health depends on: portion size, medical conditions, overall diet, activity level, and long-term habits.
Still, some of these apps can be extremely useful for learning how to evaluate food labels more critically.
One of the most popular apps today is Yuka.
Yuka allows users to scan food products and receive a simplified score based on:
nutritional quality
additives
processing level
and ingredient composition.
Many people like the app because it turns complicated labels into something easier to understand visually. Instead of analyzing every ingredient individually, users receive a quick overall assessment along with explanations about why a product scored the way it did.
Another useful option is Open Food Facts.
This platform is more open-source and database-driven. It provides information about:
ingredient lists
Nutri-Score
food processing classifications
allergens
and nutrition data.
Many healthcare professionals and researchers appreciate it because it focuses heavily on transparency and publicly available food data rather than marketing.
But it is also important not to over-rely on these apps.
These apps can absolutely help people become more aware of ultra-processed foods and marketing tactics. But even these apps are not perfect, because nutrition is more nuanced than a simple green or red score on a screen.
And honestly, that may be the most important lesson hidden inside food labels.
Nutrition is rarely about perfection.It is usually about awareness, patterns, moderation, and context.
Once people truly understand serving sizes, added sugars, Daily Values, and ingredient lists, grocery shopping begins feeling far less confusing — and much more intentional.
At DobroMed Online, we believe evidence-based medicine should feel understandable, practical, and human — especially when it comes to the everyday choices people make about food and health.