Monitoring arsenic species concentration in rice-based processed products distributed in South Korean markets and related risk assessment

Chang Hyun Noh, Su Hyun Chun, Joon Ki Lim, Min hyuk Kim, Seogyeong Choi, Yong Sung Joo, Kwang Won Lee

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Rice is an important grain as a major source of carbohydrates in Asia but contains more arsenic (As) than other grains. A total of 239 rice-based processed foods (rice, n = 30; rice cake, n = 30; porridge, n = 39; noodles, n = 33; bread, n = 20; snack, n = 59; powder, n = 28) were purchased in 2019 from domestic markets to measure total As (tAs) and As species. The average tAs and inorganic As (iAs) in each sample group ranged from 20 to 180 μg/kg (porridge for baby to noodle) and 4.4–85 μg/kg (porridge for baby to powder), respectively. The correlation between the iAs and tAs was affected by the variety of ingredients, such as the presence of seaweed (tAs) and the milling type of rice (iAs). Although rice cakes and baby rice-based powders are a source of concern for both adults and children, respectively, risk assessments indicate that most rice-based foods are generally safe to consume in South Korea. Graphical abstract: [Figure not available: see fulltext.]

    Original languageEnglish
    Pages (from-to)1361-1372
    Number of pages12
    JournalFood Science and Biotechnology
    Volume32
    Issue number10
    DOIs
    Publication statusPublished - 2023 Sept

    Bibliographical note

    Funding Information:
    This research was supported by a Grant (Grant No. 15162MFDS077) from the Ministry of Food and Drug Safety and a Korea University Grant (Grant No. K2207571). The authors thank the Institute of Biomedical Science & Food Safety, CJ-Korea University Food Safety Hall (Seoul, South Korea) for providing the equipment and facilities.

    Publisher Copyright:
    © 2023, The Korean Society of Food Science and Technology.

    Keywords

    • Arsenic speciation
    • Margin of exposure
    • Monitoring
    • Rice-based processed product
    • Risk assessment

    ASJC Scopus subject areas

    • Biotechnology
    • Food Science
    • Applied Microbiology and Biotechnology

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