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.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
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