2625: Effects of potassium bicarbonate intake on skeletal muscle catabolism during short term energy restriction.

Men, aged 50 to 65

To determine if taking a potassium bicarbonate supplement during a 30% reduction of daily calories will help preserve muscle throughout the diet.
Major Exclusions:	Taking any supplements regularly in the past 6 months Exercising regularly (>2 times per week) in the past 6 months Chronic or terminal illness Vegetarian diet BMI below 25.0 kg/m² or above 30.0 kg/m²
Length of Study:	5 weeks	# of Visits:	1 screening and 10 in-study visits
Residency:	none	Study diet	Two separate 10 day "meat-free" diets separated by 3 weeks
Payment:	$25 for screening visit, and can earn up to $520 if you qualify and complete the study.	Can I work?	Yes

Length of study
Total length of the study including resident stays and nonresident visits.
This does not mean you will be testing the entire time.
Residency
The length of time volunteers are required to stay overnight at the HNRCA. Residents have their own private room, bathroom, television, VCR, and phone during their stay.
Payment
The amount of reimbursement for travel and inconvenience.
Number of visits
Total number of nonresident visits.
Study diet
Indicates meals which will be provided by the HNRCA
Can I work?
Indicates if you will be able to work and if so, when.

For more information please complete our Study Inquiry Form or call Volunteer Services at (800) 738-7555 and a Recruiter will return your call as soon as possible.

We appreciate your interest in our program and we hope to work with you in the future.

Thank you,

The Recruitment Office
Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University