Pernicious Anaemia Society
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Recurrent mouth ulcers

Hi I keep getting mouth ulcers most weeks since i started my b12 spatone iron and b complex vitamins before taking these I rarely got mouth ulcers now its pretty much every week I get a new one. Ive tried too see gp but no appointments available so I'm asking here does anyone have any idea why id get mouth ulcers from taking b12 iron and b vits

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