Testosterone is a hormone known for increasing muscle mass and libido, so it's no surprise that men have searched for ways to boost their levels. One popular method of doing this is by taking dietary supplements with the amino acid D-aspartic acid, also called DAA.
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*Individual results from taking supplements and/or other products mentioned on this site may vary. Before starting a diet, a dietary supplement routine or an exercise regimen, be sure to consult a qualified healthcare professional. The content on this site does not supplant medical advice and is meant for informational purposes only.