PubMed Studies
42
PubChem CID
About
D-Aspartic acid is involved in testosterone synthesis and GnRH release. Used for testosterone enhancement and male fertility.
How it works (mechanism of action)
Serves as building block for protein synthesis or direct precursor for neurotransmitters, hormones, and enzymatic cofactors. Participates in nitrogen metabolism, energy production, and cellular signalling pathways relevant to studied health outcomes.
📊 Effectiveness
Testosterone support
Evidence Grade B · 6 studies · n=480
Evidence grades: A=Strong RCT evidence · B=Good clinical trials · C=Limited trials · D=Preliminary/traditional
👥 Safety by Population
🚫 Contraindications & Warnings
Evidence limited. May cause irritability at high doses. Not for hormone-sensitive conditions.
🏷️ Other Names
D-Aspartic acid