Chapter 9, Problem 2TC

Summary Introduction

Case summary:

Suppose a person is taking large doses of creatine, an amino acid supplement that is advertised for its ability to enhance muscle growth. The muscle of a person can grow at a limited rate.

Adequate information:

Creatine is a chemical substance normally present in the body. It is mostly present in muscles, but a small amount of it is also present in the brain. The sources of the creatine are red meat and seafood.

To determine:

The effect of the excess of the creatine that is not used for the synthesis of new muscle.

Given information:

A person takes an amino acid supplement that contains a large dose of creatine for muscle growth.