Register for the Fast forums

Register with the site to post on our community forums for support and encouragement. If you have problems registering, please contact us at

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    The medical disclaimer and terms of use can be found here, the privacy policy is here. In particular, we ask that you note that the diet is not recommended for:
    • People who are underweight or have an eating disorder
    • Children (under 18 years old)
    • Type 1 diabetics and diabetics taking medication for their diabetes (other than Metformin)
    • Pregnant women or breast feeding mothers
    • People recovering from surgery
    • Those who are frail or have a significant underlying medical condition should speak to their doctor first, as they would before embarking on any weight-loss regime.
    • Those who are not sure about whether it may affect their prescribed medications should to speak to their doctor first.
    • People feeling unwell or have a fever
    • Those taking Warfarin should consult their doctor first as it may increase their INR.
    • People with a history of serious mental health problems
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