Dietary Protein Requirement of Elderly Men and Women

Purdue University48 enrolled

Overview

The purpose of this study was to assess the effect of age on the estimated average requirement and adequate allowance for dietary protein.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

PREVENTION

Masking

NONE

Enrollment

Conditions

Age

Interventions

Lower ProteinOTHER

Each subject completed an 18-day periods (trials) of strict dietary control of consuming a lower protein diet.

Medium ProteinOTHER

Each subject completed an 18-day periods (trials) of strict dietary control of consuming a medium protein diet.

Higher ProteinOTHER

Each subject completed an 18-day periods (trials) of strict dietary control of consuming a higher protein diet.

Eligibility

Sex: ALLMin age: 18 YearsMax age: 85 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Age: 21-46 years, 63-81 years old * Not diagnosed with diabetes or metabolic syndrome * Clinically normal blood laboratory values Exclusion Criteria: * Age: 21 years of younger, 47-62 years old, and 82 years and older * BMI: 20-29 kg/m * Weight stable: \<2kg change within the last 3 months * Physical Activity: constant habitual pattern, no deviation \>1x week of 30/minute sessions within the last 3 months Clinically abnormal values: * Blood * Urine Also, exclude any: * Using meds that would influence appetite * Using any anti-inflammatory steroid medications * Has a joint replacement * A medical condition that might place them at risk for participating in the study or interfere with successful completion of the study

Locations (1)

Purdue University

West Lafayette, Indiana, United States

Outcomes

Primary Outcomes

To determine the dietary protein requirement of older men and women.

Time frame: 57 days

Secondary Outcomes

What is the lowest amount of protein that a man or women should eat each day to help him or her stay healthy?

Time frame: 57 days

Data from ClinicalTrials.gov

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