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Certification marks symbols

14 certification marks symbols, each with what it looks like and what it actually requires.

Symbol Looks like Means
Energy Star A five-pointed star sitting inside a rounded blue rectangle, with the words ENERGY STAR beside it. The product meets US Environmental Protection Agency efficiency criteria for its category.
Fairtrade Mark A blue and green circle enclosing a black figure with an arm raised, resembling a person against a horizon. The certified ingredients were bought on Fairtrade terms, including a minimum price and a premium paid to the producer organisation.
OEKO-TEX Standard 100 A rectangular label with the words OEKO-TEX and STANDARD 100, a test number and the issuing institute. Every component of the textile was tested for harmful substances and passed.
Woolmark A ball of yarn drawn as several interlocking curved black strands. The product is made from pure new wool and meets the Woolmark performance specifications.
NSF certification The letters NSF inside a blue circle or oval. Tested and certified by NSF against a public health or food equipment standard.
BSI Kitemark A heart-shaped outline formed from a single looping line, resembling a kite, with BSI beneath. BSI has tested the product and audits the factory that makes it.
GS mark (Geprüfte Sicherheit) The letters GS in a rounded square, with the name of the testing body beneath. Tested safety — a German voluntary mark requiring independent testing and factory surveillance.
Kosher certification (OU and others) A letter U inside a circle for the Orthodox Union, a K inside a star, a K inside a circle, or one of dozens of other agency marks. A certifying agency attests that the product is kosher, often with a letter alongside for the category.
Halal certification Usually the Arabic word حلال or the word HALAL in a circle or crest, with the certifying body named. A certifying body attests that the product complies with Islamic dietary rules.
USDA Organic seal A circle divided with USDA across the top and the word organic below, in green and white or black and white. At least 95% of the ingredients are certified organic under the US National Organic Program.
EU organic leaf A leaf outlined by twelve white stars on a green background. At least 95% of the agricultural ingredients are organic under EU rules.
Crossed grain (certified gluten free) An ear of wheat inside a circle with a vertical bar or cross through it, usually with a registration number beneath. Independently certified to contain no more than 20 parts per million of gluten.
Vegan Society sunflower A stylised sunflower with the word Vegan beside or beneath it. Registered with the Vegan Society: no animal ingredients and no animal testing at any stage.
Leaping Bunny A rabbit in outline mid-leap, sometimes inside a circle of stars. Certified cruelty free: no animal testing by the company, its suppliers or third parties after a fixed cut-off date.