Best Before vs Expiry Date: The Food Label Mistake That Causes Millions of People to Throw Away Perfectly Good Food

Best Before vs Expiry Date: The Food Label Mistake That Causes Millions of People to Throw Away Perfectly Good Food

Most people throw away chocolate too early.
Not because it’s bad, but because of what they think that date means.

But here’s the truth:
Most foods don’t magically become unsafe the day after the best-before date.

And misunderstanding that single line on a package is one of the biggest reasons perfectly good food gets wasted around the world. So let’s unpack the difference between best-before and expiry date; and what those labels actually mean for the food you eat.

Best Before Does Not Mean Unsafe

A best-before date indicates how long a product will maintain its optimal freshness, flavour, texture, and nutritional quality when stored properly. It is not a safety deadline.

According to the Canadian Food Inspection Agency, best-before dates apply to unopened products stored correctly, and signal when a product may begin to gradually lose quality, not when it becomes unsafe to eat.

In many cases, food remains perfectly safe to eat days, weeks, or even months later, depending on the product and how it’s stored.

Expiry Dates Are Different:

Expiry dates are often confused with best-before dates, but they serve a completely different purpose. They are only required on specific products with strict nutritional or safety requirements, such as:

  • Infant formula
  • Nutritional supplements
  • Meal replacements
  • Certain medical foods

In these cases, the expiry date indicates when the product should no longer be consumed, because its nutritional integrity or safety may be compromised. Most everyday foods (including chocolate) do not carry expiry dates. They carry best-before dates instead.

The Real Cost of Getting This Wrong

This confusion has real consequences. According to the United Nations Environment Programme, over 1 billion tonnes of food are wasted globally each year. A significant portion of that waste happens at the consumer level; often because people throw away food once the best-before date passes.

In Canada, the National Zero Waste Council identifies date label confusion as one of the leading causes of avoidable food waste.

That means:

  • Perfectly edible food is discarded
  • Resources used to produce it are wasted
  • Environmental impact increases

All because of a misunderstanding.

Chocolate Is a Perfect Example: Chocolate, especially dark chocolate, is naturally shelf stable.

Its composition (including cocoa butter and low moisture) makes it far more resilient than many other foods. When stored properly (cool, dry, and away from temperature fluctuations), chocolate can maintain its quality for extended periods of time.

At Zazubean, we’ve seen this firsthand.

We often keep samples from past projects or test batches that never made it to shelves. Some of these have been stored for 10+ years, and when kept under the right conditions, they can still maintain their taste and structure remarkably well. Not identical to day one, but far from spoiled.

That’s the difference between quality changing gradually and food becoming unsafe.

A Common Misconception: “It Looks Old, So It Must Be Bad”

One reason people associate best-before dates with spoilage is visual changes. For example, chocolate can sometimes develop a white or grey coating on the surface; known as chocolate bloom.

Because bloom often appears over time, many people assume it’s caused by the product being “expired.” It’s not.

Bloom is caused by temperature fluctuations or humidity, which trigger cocoa butter or sugar to rise to the surface. Time alone doesn’t cause bloom; but the longer chocolate is stored, the more opportunity there is for these conditions to occur.

According to the Fine Chocolate Industry Association, bloom may affect appearance or texture, but the chocolate remains safe to eat.

Chocolate does not automatically bloom when it passes its best-before date. A well-stored bar can look and taste completely normal years after that date has passed.

Ingredients Matter More Than Time

Shelf life isn’t just about time, it’s about what is inside the product. Products with high moisture or dairy content tend to degrade faster. In contrast, chocolate made primarily from cocoa mass, cocoa butter, and simple ingredients tends to be more stable.

At Zazubean, our recipes are intentionally crafted with simple, high-quality ingredients:

Organic cocoa mass
Cocoa butter
Coconut blossom sugar or alternative sweeteners
Nuts, superfoods, and other natural inclusions

All without artificial preservatives or synthetic additives.

Why Best-Before Dates Still Exist

None of this means best-before dates are irrelevant. They play an important role: helping brands ensure that every product delivers the intended experience (optimal taste, texture, and freshness) when it’s first opened.

A Better Way to Think About It

Instead of treating best-before dates as a deadline, it’s more useful to see them as a guideline. When a product passes that date, ask:

  1. Does it smell normal?
  2. Does it look normal?
  3. Has it been stored properly?

If the answer is yes, there’s a good chance it can still be enjoyed. Understanding this doesn’t mean ignoring food safety.

Sources & Further Reading

Canadian Food Inspection Agency (CFIA) — Date labelling on food
https://inspection.canada.ca/en/food-labels/labelling/consumers/date-labelling

Health Canada — Date markings and food safety
https://www.canada.ca/en/health-canada/services/general-food-safety-tips/date-markings.html

United Nations Environment Programme — Food Waste Index Report
https://www.unep.org/resources/report/unep-food-waste-index-report-2021

National Zero Waste Council (Canada) — Understanding food date labels
https://lovefoodhatewaste.ca/about/food-date-labels/

Fine Chocolate Industry Association — Chocolate bloom explained
https://finechocolateindustry.org/blog/chocolate-bloom-what-it-is-and-how-to-avoid-it

U.S. Department of Agriculture (USDA) — Food product dating
https://www.fsis.usda.gov/food-safety/food-safety-basics/food-product-dating

Harvard Food Law and Policy Clinic — The Dating Game: How confusing food labels lead to waste
https://www.chlpi.org/publication/the-dating-game-how-confusing-food-date-labels-lead-to-food-waste-in-america/

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