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Is total sugar as bad as added sugar? A dietitian's guide

4 min read

According to the American Heart Association, excessive consumption of added sugars is linked to an increased risk of dying from cardiovascular disease. This stark statistic highlights why it's crucial to understand the distinction between added and total sugars and to know if total sugar is as bad as added sugar.

Quick Summary

This article explains the critical difference between total and added sugars on a nutrition label and their different effects on your health. It clarifies why added sugars pose a higher risk and offers practical guidance for making smarter dietary choices.

Key Points

  • Source Matters: Added sugars are empty calories, while natural sugars in whole foods come with beneficial fiber and nutrients.

  • Different Health Impacts: Excessive added sugar is linked to obesity, diabetes, and heart disease due to rapid blood sugar spikes, unlike the slower, more controlled release from natural sugars.

  • Read the Label Correctly: Focus on the 'Includes Added Sugars' line on the nutrition label, not just the total sugar count.

  • Watch for Hidden Sugars: Be aware of the many names for added sugars in the ingredient list, such as corn syrup and dextrose.

  • Prioritize Whole Foods: Choosing whole foods like fruits and plain dairy provides the benefits of natural sugar alongside fiber, promoting better health outcomes.

  • Set Limits for Added Sugar: Health experts recommend limiting added sugar intake to a small percentage of daily calories, a restriction that doesn't apply to natural sugar from whole foods.

In This Article

Understanding the Sugar Label: Total vs. Added

When reading a nutrition facts label, the sugar information can be confusing. You’ll see a line for “Total Sugars” and, below it, “Includes Added Sugars.” Total sugars represent the entire amount of sugar in a product, encompassing both naturally occurring sugars and any sweeteners that have been added by a manufacturer. Added sugars, however, are a specific subset and often the primary source of nutritional concern.

What are naturally occurring sugars?

Naturally occurring sugars are an intrinsic part of whole, unprocessed foods. These sugars are typically found alongside a wealth of other nutrients that mitigate their impact on the body.

  • Fruits: Fructose and glucose are naturally found in fruits. The fiber in whole fruits slows down digestion, preventing the rapid blood sugar spikes associated with processed sweets.
  • Dairy Products: Milk and plain yogurt contain lactose, a natural milk sugar. Like fruit, dairy products also contain protein and calcium, which are beneficial for your health.

What are added sugars?

Added sugars are sweeteners added to food and beverages during processing to enhance flavor, texture, or extend shelf life. They are essentially “empty calories” because they provide energy without any accompanying nutritional benefits like fiber, vitamins, or minerals. Common sources include:

  • Sugar-sweetened beverages (soda, sports drinks, fruit drinks)
  • Baked goods, desserts, and candy
  • Sweetened coffee and tea
  • Many breakfast cereals and processed snacks

The Difference in Health Impact: Why Source Matters

The core question of 'Is total sugar as bad as added sugar?' hinges on the food matrix—the other components that come with the sugar. While your body metabolizes all sugars similarly, the rate of digestion and overall effect on your health are significantly different.

Added Sugars

  • Rapid Absorption: Since added sugars are stripped of fiber and other nutrients, they are absorbed very quickly by the body. This causes a sharp spike in blood glucose and insulin levels.
  • Health Risks: Consistently high consumption of added sugar is linked to an increased risk of chronic diseases, including:
    • Obesity
    • Type 2 diabetes
    • Heart disease
    • Non-alcoholic fatty liver disease
    • Tooth decay
  • Addiction and Cravings: The rush of dopamine from sugar can create a cycle of cravings and emotional eating that is difficult to break.

Natural Sugars

  • Slower Digestion: The fiber, vitamins, and minerals in whole foods with natural sugars help slow the absorption process. This prevents severe blood sugar spikes and provides a more sustained energy release.
  • Nutrient-Dense: Whole foods like fruits are packed with essential nutrients, antioxidants, and fiber. This makes them a far healthier choice compared to items with added sugar.
  • Satisfying: The fiber and nutrients contribute to a feeling of fullness, making it less likely to overconsume.

Comparison Table: Added vs. Total Sugars

Feature Added Sugars Total Sugars
Source Added during processing, preparation, or by the consumer. Includes all sugars in a food: natural + added.
Nutritional Value Provide "empty calories" with little to no nutritional benefit. Include natural sugars often found with fiber, vitamins, and minerals.
Digestion Speed Rapidly absorbed, causing quick blood sugar spikes. Digestion speed depends on the food source, slower with whole foods.
Health Concerns High intake linked to obesity, diabetes, and heart disease. High intake from processed sources raises concerns, but not all components are inherently bad.
Regulatory Emphasis FDA mandates separate labeling to help consumers track intake. FDA does not provide a Daily Value as it includes beneficial natural sources.

Reading the Label for Better Health

To effectively manage your sugar intake, you must learn to read the nutrition facts label accurately. Focus on the 'Added Sugars' line, which is a required component on US food labels. The total sugar number can be misleading because it doesn't differentiate between the sugars in a whole apple versus a sweetened soda. By focusing on added sugars, you can make informed decisions to limit consumption of nutrient-poor foods.

Here are some tips for navigating the labels and minimizing your intake of added sugar:

  • Check the 'Includes Added Sugars' line: Look for this indented line under the total sugars section. A low percentage Daily Value (DV) here is ideal.
  • Scrutinize the ingredient list: Added sugars go by many names. Be on the lookout for ingredients like sucrose, dextrose, corn syrup, high-fructose corn syrup, and fruit juice concentrates.
  • Compare similar products: When buying items like yogurt or cereal, compare brands to find one with the lowest added sugar content.
  • Beware of misleading claims: Phrases like “no sugar added” don't mean a product is sugar-free. For example, a fruit juice may have no added sugar but still be high in natural, concentrated sugar that lacks fiber.
  • Opt for whole foods: Prioritize whole fruits and plain dairy products over sweetened, processed versions to benefit from the fiber and other nutrients.

Conclusion: The Source of Sugar Matters Most

Ultimately, the issue isn't whether total sugar is as bad as added sugar, but understanding the significant difference in their health effects based on their source. Added sugars, stripped of nutrients and fiber, lead to rapid blood sugar spikes and are strongly linked to chronic health problems. Naturally occurring sugars, found in whole foods like fruits and dairy, are packaged with beneficial fiber and vitamins that promote slower digestion and offer nutritional value. Focusing on reducing added sugar intake while enjoying natural sugars from whole foods is the most effective strategy for managing your diet and improving overall health. The food matrix is key; choose your sugars wisely based on the company they keep.

Harvard Health: The sweet danger of sugar

Frequently Asked Questions

Not all sugars are equal. Natural sugars in whole foods like fruit are generally considered healthier because they are paired with fiber and nutrients that slow digestion. Added sugars, however, provide empty calories and contribute to health problems when consumed in excess.

On a US nutrition facts label, look for the line that says 'Includes Added Sugars,' which is indented below 'Total Sugars'. This line tells you exactly how much sugar has been added by manufacturers.

It is difficult to consume excessive amounts of natural sugar from whole foods like fruit due to the high fiber content that promotes fullness. The main health risks are associated with high intake of added sugars, particularly from processed items.

High intake of added sugars is linked to serious health issues including obesity, type 2 diabetes, fatty liver disease, tooth decay, heart disease, and increased inflammation.

Yes, according to the FDA, concentrated fruit or vegetable juices used to sweeten other foods are considered added sugars and must be declared on the label. However, this is a gray area, and some organizations may define it differently.

Some alternative sweeteners, like stevia and monk fruit, are not considered added sugars because they provide minimal to zero calories. However, traditional caloric sweeteners, syrups, and honey are always listed as added sugars.

The American Heart Association recommends limiting added sugar to no more than 24 grams (6 teaspoons) per day for women and 36 grams (9 teaspoons) per day for men. A typical can of soda can easily exceed these limits.

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.