Main Standard

MarinTrust Factory Standard

Covers the sourcing and production of marine ingredients at the factory and guarantees that production is carried out to high standards of safety and quality, with sufficient care given to the environment, workforce and local community. 

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Our value chain

Find out about how MarinTrust ensures verification and certification of the chain of custody for marine ingredients  from MarinTrust certified factories along the value chain to the customer. Explore the certified sites and the recognition of the standards.

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Chain of custody

The Improver Programme

Drives fisheries improvement for marine ingredients sourcing through a structured, timebound process, to develop and gain recognition for the sourcing of marine ingredients, while working towards certification.

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MarinTrust certified sites


of average global production MarinTrust certified in the last five years


Chain of Custody certified sites


of all marine ingredients to be certified by MarinTrust, in application, under assessment or in the MarinTrust Improvement Programme by 2025