# The Effect of Protein Supplementation on Bone Health in Healthy Older Men and Women

> **NCT00421408** · PHASE1,PHASE2 · COMPLETED · sponsor: **Yale University** · enrollment: 208 (actual)

## Conditions studied

- Bone Resorption
- Osteoporosis

## Interventions

- **DIETARY_SUPPLEMENT:** Whey protein supplement
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT00421408
- **Lead sponsor:** Yale University
- **Sponsor class:** OTHER
- **Phase:** PHASE1,PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-02
- **Primary completion:** 2012-05
- **Final completion:** 2012-09
- **Target enrollment:** 208 (ACTUAL)
- **Last updated:** 2020-04-09

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00421408

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00421408, "The Effect of Protein Supplementation on Bone Health in Healthy Older Men and Women". Retrieved via AI Analytics 2026-06-10 from https://api.ai-analytics.org/clinical/NCT00421408. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*