44-year-old woman diagnosed with severe iron deficiency due to frequent consumption of raisins Woman's iron deficiency was treated without the need for supplementation.

Most cases of iron deficiency are due to insufficient iron intake, but internal bleeding, endometriosis, and genetics may also play a role.. As a rule, the diet should pay special attention to fruits and nuts that contain non-heme (iron compounds formed in the non-protein part of hemoglobin).

However, some plant foods have been linked to the development of severe iron deficiency.. One woman managed to curb her deficit by giving up raisins.

" The patient was referred to their outpatient clinic due to iron deficiency symptoms. One year prior to her visit, she was treated with oral iron (100 ml/day) for severe iron deficiency anemia.. However, the symptoms did not disappear, which led to a follow-up visit with more pronounced signs of anemia, " She appeared to be in a normal nutritional state. The skin was pale, when examining the oral cavity revealed atrophic glossitis.

When asked about her diet, the patient said that she consumed 100 to 150 grams of blue raisins daily for more than two years..

“She craved sweet raisins because she regularly trained for endurance. After stopping raisins for one week, an oral iron absorption test using 225 mg [iron] showed no abnormalities.”.

The woman refused bread and became pregnant Three weeks after stopping the intake of raisins, the patient's condition improved completely without the need for iron supplements. The report highlights that grape products, such as raisins, contain high concentrations of certain natural phenolic compounds..

One such compound, tannin, is known to bind to certain minerals, such as iron, and interfere with their absorption..

The nutritionist named other foods containing tannins include:.

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