Does getting older change how your body handles phosphate?

NCT ID NCT07149337

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study looks at how age and sex influence the body's ability to manage phosphate after a single oral dose. Forty healthy volunteers in two age groups (18-25 and 63-70) will ingest 558 mg of phosphorus, and researchers will measure phosphate levels in the blood over time. The goal is to understand if kidney function decline with age affects phosphate balance, which could inform future dietary guidelines.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Oral phosphate load (558 mg phosphorus)

What this could lead to

If successful, this could help understand why older adults handle phosphate differently, potentially guiding future dietary recommendations for kidney health.

What could go wrong

This is a small, early-stage observational study with only 40 participants, so results may not apply broadly. It does not test a treatment or provide direct health benefits.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

impaired renal function disease kidney disorder mineral metabolism disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

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