total test is all test bound up being used in the blood stream plus free test.
"Free" test is unbound, and available for use.
Free test is what really matters since that is what is available for muscular growth.
total test is all test bound up being used in the blood stream plus free test.
"Free" test is unbound, and available for use.
Free test is what really matters since that is what is available for muscular growth.
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