Figure 9

![Figure 9: Recommended intake levels and safety profiles for B vitamins and glucuronolactone are summarized, providing practical guidance for immune-supportive supplementation.]()

> Source: Camelia Munteanu et al. "B Vitamins, Glucoronolactone and the Immune System: Bioavailability, Doses and E." *Nutrients*, 2023. PMID: [38201854](https://pubmed.ncbi.nlm.nih.gov/38201854/)

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  <img src="" alt="Recommended intake levels and safety profiles for B vitamins and glucuronolactone are summarized, providing practical guidance for immune-supportive supplementation." />
  <figcaption>Figure 9. Recommended intake levels and safety profiles for B vitamins and glucuronolactone are summarized, providing practical guidance for immune-supportive supplementation.<br>  Source: Camelia Munteanu et al. "B Vitamins, Glucoronolactone and the Immune System: Bioavailability, Doses and E." <em>Nutrients</em>, 2023. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/38201854/">38201854</a></figcaption>
</figure>