6 Common Food Symbols You Should Know (2024)

Posted byTUV Rheinland on Mar 5, 2018 11:00:00 AM

6 Common Food Symbols You Should Know (1)

6 Common Food Symbols You Should Know (2)

Melanie Schubert
Regulatory and Compliance Manager, Retail

Melanie is a board approved food chemist, who received her Master's Degree from a leading German University. She has been responsible for food contact material services at the TÜV Rheinland Shanghai lab for the past 5 years. In 2015, she joined the North America Retail Team as a Regulatory and Compliance Manager for food contact articles andother chemical services.

FOOD CONTACT SAFETY LABELS

First up is the stylized fork and a wine glass, the international symbol for food-safe materials:

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Most global food contact regulations allow manufacturers to use this symbol on a voluntary basis, with one exception. European Union legislation requires one of three indications placed on products, which at the stage of sale, are not in contact with food yet (houseware articles). These items must be labeled to either:

1)indicate their intended use by the words “for food contact,”

2)indicate a specific application, i.e. “soup spoon,” or

3)include the symbol above.

In addition to the basic claim of food contact safety, it has recently become popular for companies to voluntarily indicate their product is free of certain substances. The most common example is the “BPA free” label on plastic materials. Also you can frequently see non-stick coated cookware and bakeware labelled as “PFOA free”. These labels are not mandatory, nor is there a universally-accepted icon, so the actual label may vary from one product to another. If a food contact productdoes not haveone of these labels, it is not necessarily an indication that the product includes this chemical. For example, basically all non-PC (polycarbonate) plastics are naturally free of BPA, even without making an explicit claim.

PRODUCT PERFORMANCE LABELS

Performance claims are used to indicate what usage and wear-and-tear a product can withstand. Thereby they protect the consumer from misusage of the product and possibly related exposure to chemical or mechanical hazards. They can be provided either as graphic symbols or in written words. As with the “BPA/PFOA free” labels, there is unfortunately no universally approved system for indicating performance (yet).

Microwave Safe:

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Wavy radiation lines are the constant for symbols indicating a product can go in the microwave. Sometimes these may come with a temperature or wattage limitation, indicating the product should be used only on ‘low’ settings or may not perform as well in a larger, high-powered microwave. In some cases—and this seems more common in the EU than the U.S.—the instruction “For reheating only” may be included, indicating the product should not be used in microwave cooking.

Freezer Safe:

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A snowflake is probably the most easily recognizable indication of cold, which makes it the perfect symbol to mark freezer safe kitchenware. Some variations might indicate minimum temperature limitations to prevent mechanical damage to the product.

Dishwasher Safe:

This one may be the most confusing, as there are a number of variations:

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Official symbol used in the European market for housewares which comply with the dishwasher requirement according to EN 12875-1. The number indicated on top of the symbol reflects the dishwasher cycles the product was proven to withstand.Common examples of dishwasher suitable symbols used by the industry. However, these symbols again are not unified and therefore don’t reflect one specific performance level the product was proven to meet. Some plastic articles may be only suitable for the top rack, since many dishwashers have the heating element on the bottom and might therefore cause deformation of some plastic materials. There is no unified symbol to indicate this limitation. Many times it’s emphasized as additional language next to the symbol or in the instruction manual. Luckily, new dishwasher models now often come with a different drying technology, which will make it indifferent if the article is placed on the top or bottom rack.

Suitable Types of Heating Source:

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As not every cookware works properly with every kind of heating source, it is crucial to indicate the suitability of the individual cookware. The European Union standardized the marking by means of the standard EN 14916. The above examples from left to right indicate the cookware is appropriate for induction cooktops, electric cooktops, or gas cooktops. For example, because induction only works with ferrous (magnetic) metals, it is important to look for this kind of information on your cookware.

In addition to all of the above symbols, it is important to check for further instructions or restrictions of the article. These can include limitations concerning the type of food to be used with (e.g. not to be brought in contact with acidic foodstuffs) or temperature limitations for cooking or baking equipment.

RECYCLING LABELS

Recycling labels have been implemented in many countries in order to simplify the recycling process, whether it is mandated or voluntary. In the U.S., standard ASTM D7611 indicates the different recycling symbols for different plastic or resin materials. The following are the categories, and some typical examples of food contact packages using those types of resins.

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The application of the recycling code is currently mandatory in 39 U.S. States. Other countries, such as Australia or Canada, have implemented the code as well, but so far only on a voluntary basis.

Interested in more resources?

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As a leading provider of technical services worldwide, TÜV Rheinland can expedite global market access more efficiently and effectively. Whether you are a retailer or manufacturer, we help protect your brand through product testing and certification against regulatory requirements, international quality standards and brand specifications. Consumers can be assured that a product certified by TÜV Rheinland is a safe, reliable product. Our goal is to make the world a safer place today, tomorrow and in the future by helping our clients reach the next level of excellence in their quality assurance programs.

6 Common Food Symbols You Should Know (2024)

FAQs

What are food safe symbols? ›

Food safe symbol

The international symbol for "food safe" material is a wine glass and a fork symbol. The symbol indicates that the material used in the product is considered safe for food contact. This includes food and water containers, packaging materials, cutlery etc.

What are the different food symbols on food labels? ›

Food Symbols
  • Non-GMO Project. The Non-GMO Project seal verifies that the product was made in an environment dedicated to NO Genetically modified organisms (GMOs). ...
  • Certified Gluten-Free. ...
  • Certified Vegan. ...
  • USDA Organic. ...
  • Rainforest Alliance Certified. ...
  • OK Kosher Certification. ...
  • OU Kosher Certification. ...
  • Heart Check Symbol.
Apr 17, 2018

What are the symbols for microwave safe? ›

Squiggly lines indicate that your container is microwave safe. This symbol can vary a lot, sometimes showing an image of a microwave, or sometimes a dish set below radiation waves, but the squiggly lines are a constant.

What is the freezer safe symbol? ›

A snowflake is probably the most easily recognizable indication of cold, which makes it the perfect symbol to mark freezer safe kitchenware. Some variations might indicate minimum temperature limitations to prevent mechanical damage to the product.

What is the R symbol on food? ›

“R stands for registered trademark, not R rated. That means that other companies cannot use that symbol on another food or they will be in legal trouble.”

What do food symbols mean? ›

Food packaging symbols are graphic designs, logos, or pictograms used on food packaging to convey important information about the product. Some common symbols include: “Best Before” or “Use By” date, indicating the shelf life of the food product. “Organic” symbol, indicating the product is made from organic ingredients.

What are the 6 requirements on a food label? ›

Food Product Labeling and Packaging 101
  • Statement of identity, or name of the food.
  • Net quantity of contents, or amount of product.
  • Nutrition Facts Label.
  • Ingredient Statement.
  • Allergen Declaration.
  • Name and address of the manufacturer, packer, or distributor.

What are the 7 parts of the food label? ›

The NIP provides information on 7 nutrients:
  • energy (in kilojoules)
  • protein.
  • total fat.
  • saturated fat.
  • total carbohydrates.
  • sugars.
  • sodium.

What symbol on the oven is bake? ›

Top and bottom heat symbol

With two lines at the top and bottom of the symbol, this setting is ideal for roasting and for baking items like pastries, scones or biscuits on a tray. The fan doesn't get used with this setting.

Is the cup and fork symbol dishwasher safe? ›

People often confuse the cup and fork symbol for the dishwasher safe symbol. The thing is that there is not universally approved symbol for dishwasher safe. The cup and fork means that the material is safe for food use.

Is a Tupperware freezer safe? ›

If your Tupperware container has a snowflake symbol on it, don't worry about freezer damage—that symbol means it's freezer safe. If you don't see the snowflake symbol, avoid putting your new containers in the freezer.

What's the symbol for dishwasher safe? ›

Typically, the dishwasher safe symbol looks like a square box with some plates or glasses (or both) inside it. This is true for both top rack and generally dishwasher safe items. You'll also see either water droplets or diagonal lines that are meant to signify water.

What is the symbol with a cup and fork? ›

The cup and fork means that the material is safe for food use. It is strange that this area of the food industry has no standards. The use of symbol on products eliminate the need for language translation. Sometimes, the instructions are written on the packaging but not on the item.

Is all Tupperware microwave safe? ›

Plastic, including Tupperware

Single-use plastics like those used for yogurt, cottage cheese and other foods should never be microwaved. The same rule applies to plastic to-go containers that don't clearly state that it is microwave-safe. Similarly, do not use cracked, old or discolored plastic containers.

What is the BPA free symbol? ›

The symbol has a numeric number (from 1 – 7) encased by three chasing arrows shaped like a triangle. If you see 1, 2, 4, 5, or 6, you can comfortably assume the bottle or jar is BPA free. If it is 3, or PVC, it likely contains BPA.

How to tell if plastic is food grade? ›

You should see the classic recycling symbol with a number inside of it. Generally, food grade plastics will be labeled with either 1, 2, 4, or 5. These refer to polyethylene terephthalate (PET or PETE), high-density polyethylene (HDPE), low-density polyethylene (LDPE), and polypropylene (PP), respectively.

What is number 1 food grade plastic? ›

PET or PETE — This type of plastic, polyethylene terephthalate is listed as number 1 inside the recycling triangle diagram. PET plastic is clear, tough and has gas and moisture barrier properties. This plastic is commonly used for beverages such as soft drinks, juices and bottled water.

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