Figure 2.

![Figure 2.: Association between maternal folate concentrations and first-trimester placental growth parameters, showing that higher folate levels are linked to favorable placental development.](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12314151/bin/deaf095f2.jpg)

> Source: M M van Vliet et al. "First-trimester maternal folate and vitamin B12 concentrations and their associa." *Human reproduction (Oxford, England)*, 2025. PMID: [40373185](https://pubmed.ncbi.nlm.nih.gov/40373185/)

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  <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12314151/bin/deaf095f2.jpg" alt="Association between maternal folate concentrations and first-trimester placental growth parameters, showing that higher folate levels are linked to favorable placental development." />
  <figcaption>Figure 2.. Association between maternal folate concentrations and first-trimester placental growth parameters, showing that higher folate levels are linked to favorable placental development.<br>  Source: M M van Vliet et al. "First-trimester maternal folate and vitamin B12 concentrations and their associa." <em>Human reproduction (Oxford, England)</em>, 2025. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/40373185/">40373185</a></figcaption>
</figure>