How phthalates and metals during pregnancy and perimenopause affect bone health and body composition later in life

Relating phthalate and metals exposure during pregnancy and perimenopause to bone health and body composition in midlife

NIH-funded research University of Michigan at Ann Arbor · NIH-11138598

This research looks at how common chemicals like phthalates and metals, encountered during pregnancy and around menopause, might impact women's bone strength and body fat later in life.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Michigan at Ann Arbor NIH-funded
Lab location1 site (Ann Arbor, United States)
Project IDNIH-11138598 on NIH RePORTER

What this research studies

Healthy bones are important not just to prevent fractures, but also for overall health, including how our bodies handle energy and minerals. We know that certain chemicals, called endocrine-disrupting chemicals, are found everywhere, but we don't fully understand how they affect our bones. This research explores how exposure to chemicals like phthalates (found in plastics and personal care products) and some heavy metals during key life stages, such as pregnancy and the time around menopause, might influence bone health and body composition. These life stages involve significant changes in bone and hormones, making them potentially sensitive times for chemical exposure to have an impact.

Who could benefit from this research

Good fit: This research focuses on women who have experienced pregnancy and are in or past perimenopause, as well as those who may have been exposed to phthalates and heavy metals.

Not a fit: Patients not in the specified life stages or without relevant chemical exposures may not directly benefit from this particular research.

Why it matters

Potential benefit: If successful, this work could help us understand how to protect bone health and improve body composition by reducing exposure to harmful chemicals during critical life stages.

How similar studies have performed: Previous studies have linked phthalate metabolites to lower bone mineral density in post-menopausal women, and some heavy metals are known to affect bone integrity, suggesting a basis for this investigation.

Where this research is happening

Ann Arbor, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.