A vegan-turned-carnivore has defended not giving her toddler son any vegetables, feeding him instead the same diet of steak, organs and bone marrow that she now swears by.

Converting to vegetarianism at just 12 for moral reasons, Gloria Zasso, 30, who has a two-year-old son Isaac with her IT consultant husband Thomas, also 30, later became a vegan, shunning all animal products entirely.