"The vegan diet" The British National Health Service British National Health Service http://www.nhs.uk/Livewell/Vegetaria...egandiets.aspx "The vegan diet" "The vegan diet" Vegans "The vegan diet" http://www.nhs.uk/Livewell/Vegetaria...egandiets.aspx "The vegan diet" The British National Health Service "The vegan diet"