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Thanks for link. And I've been googling and it does seem that citric acid crops up quite a lot. And I did put it down to the Orange consumption in the first week or so, before I realised it was Rosacea.
Shall have to give up oranges and see if there's any improvement. It seems so ironic tha after three months of really, reallysensible eating, no cakes, biscuits , cream, chocs or wine etc..... and I lost the stone I wanted to lose, that I've ended up slim, fitter
but spotty ....