D-Aspartic Acid

D-aspartic acid is an amino acid synthesized in the body and obtained through protein-containing foods or a dietary supplement. It may play a role in reproductive function and fertility.

Quick Answer

What it is

D-aspartic acid is an amino acid synthesized in the body and obtained through protein-containing foods or a dietary supplement. It may play a role in reproductive function and fertility.

Key findings

  • Grade D: Body Fat (Metabolic Health)
  • Grade D: Estrogen (Metabolic Health)
  • Grade N/A: Testosterone (Metabolic Health)

Safety

No specific caution or interaction language was detected in the current summary/outcome notes.

ℹ️ Quick Facts: D-Aspartic Acid

Quick Facts: D-Aspartic Acid

  • Best Evidence:Grade D
  • Conditions Studied:5
  • Research Outcomes:31
  • Key Effect:Metabolic Health
Outcomes by grade:
A0
B0
C0
D6
5 conditions · 31 outcomes

Detailed Outcomes

Grade:
Effect:
Sort:
|
D
Body Fat
No effect
1 study
none
D
Estrogen
No effect
1 study
none
?
Testosterone
Improves
?
Free Testosterone
1 study
Improves
?
Muscle Mass
1 study
Improves
?
Weight
1 study
Improves
D
Body Fat
No effect
1 study
none
?
Estrogen
1 study
Worsens
?
Muscle Mass
1 study
Improves
?
Power Output
1 study
Improves
?
Testosterone
Improves
?
Weight
1 study
Improves
D
Body Fat
No effect
1 study
none
?
Estrogen
1 study
Worsens
?
Muscle Mass
1 study
Improves
?
Power Output
1 study
Improves
?
Testosterone
Improves
?
Weight
1 study
Improves
D
Body Fat
No effect
1 study
none
?
Estrogen
1 study
Worsens
?
Muscle Mass
1 study
Improves
?
Power Output
1 study
Improves
?
Testosterone
Improves
?
Weight
1 study
Improves
D
Body Fat
No effect
1 study
none
?
Estrogen
1 study
Worsens
?
Muscle Mass
1 study
Improves
?
Power Output
1 study
Improves
?
Testosterone
Improves
?
Weight
1 study
Worsens
?
Testosterone
Improves

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