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King Oscar

How ethical is King Oscar?

King Oscar is a brand of tinned fish owned by Thai Union Group Plc.

King Oscar has been given a below-benchmark score on The Good Shopping Guide’s Ethical Tinned Tuna Ratings Table. Although it has not yet met our ethical benchmark, we hope to see King Oscar make progress in future.

Read more about the issues facing the Ethical Tinned Tuna sector and find out which companies have achieved accreditation for their commitment to being ethical and sustainable.

In which areas does King Oscar perform poorly?

King Oscar is given a bottom score for Sustainable Fishing Methods as Thai Union’s website does not provide a percentage as to how much of its fish is caught using pole & line methods.

In which areas does King Oscar score well for its ethics?

King Oscar gets a top score for its Environmental Report as parent company, Thai Union, has a Sustainability Report 2022 with evidence of progress and future targets.

We found no criticisms of King OScar relating to; Nuclear Power, Fossil Fuels, Animal Welfare, Human Rights, Political Donations or Armaments, so it scores well for these criteria.

How can King Oscar improve its ethical rating?

The below-benchmark score that King Oscar is awarded is the result of an evaluation of multiple ethical criteria. To reach our minimum benchmark score and qualify for Ethical Accreditation, King Oscar has some issues to resolve including lack of transparency regarding its fishing methods.

Were you aware that your brand could benefit from Ethical Accreditation? Brands accredited by The Good Shopping Guide can display our Ethical Mark, showcasing to consumers that it is an ethical and sustainable brand. If you’re interested in learning more, please contact us or complete a Free Initial Assessment form.

Ethical performance in category


GSG score


GSG category benchmark


Ethical Rating


  • Environmental Report


  • Nuclear Power


  • Fossil Fuels



  • Animal Welfare


  • Sustainable Fishing Methods



  • Armaments


  • Political Donations


  • Human Rights



  • Ethical Accreditation


  • Other Criticisms


= GSG Top Rating = GSG Middle Rating = GSG Bottom Rating