What question did this study set out to answer?

The aim is to evaluate the feasibility of the INFOGEST method for assessing the bioaccessibility of iron, zinc, and calcium from dietary sources.

Assessing iron, zinc and calcium bioaccessibility using the INFOGEST method: Challenges and opportunities

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Review assesses mineral bioaccessibility in plant-based diets using INFOGEST, highlighting its limitations and future needs.

The aim is to evaluate the feasibility of the INFOGEST method for assessing the bioaccessibility of iron, zinc, and calcium from dietary sources.
Critical review of the INFOGEST static in vitro digestion method.
Examination of methodological limitations and recent advances in assessing mineral bioaccessibility.
Discussion on the need for standardised definitions and optimal digestion conditions.
Identification of interference from background minerals and complex matrix interactions.
Highlighting a lack of consensus on the definition and separation of bioaccessible fractions.
Emphasis on the necessity for validation against in vivo data for significance.

Muleya et al. (2026) studied this question.

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