Does d-aspartic acid increase testosterone?
The effectiveness rating is a measure of how well d-aspartic acid is able to increase testosterone. The overall rating for this claim is 1 out of 3. There is little if any research to warrant the use of D-Aspartic Acid to increase testosterone. Using D-Aspartic Acid to increase testosterone will probably not yeild any positive results and is likely a waste of money.
The confidence rating is a mesure of how valid the effectiveness rating is. This rating is based on how many studies are included in the database on this topic.
There are 3 studies in the database on d-aspartic acid; the confidence rating is 60. A score above 80 means the effectiveness rating for this supplement is reliable. A score under 80 means there is insufficient evidence to ensure a reliable effectiveness rating.
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