Nutrient Database

D-Aspartic Acid

amino acid

Approved

General information about nutrients. No diagnosis, no medical advice. If you take medication, are pregnant or have a medical condition, talk to your doctor before taking supplements.

Track your intake

Sign up to track your supplement intake, get warnings about upper limits, and optimize your timing.

Overview

D-form of the amino acid aspartic acid. Studied for its role in testosterone synthesis.

Expert consensus: Mixed

Results of human studies are inconsistent. Long-term effects unclear.