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Easy. Effective. Safe.

Clinically proven nutrition
to manage your cat’s thyroid health

FIND OUT HOW y/d™ WORKSArrow
  • Clinically proven nutrition

    Prescription Diet™ y/d™:
    The first nutrition to manage thyroid health.

    MORE DETAILS
  • Before going to the vet

    Before your vet visit,
    print our list of important
    questions to ask.

    PRINT QUESTIONS
  • Compare
    management
    options

    There are several options
    for managing
    thyroid health.

    COMPARE NOW

*ranked No.1 in CM Research survey of 343 vets in the UK, 2013.

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