Back to library
amino-acidEVIDENCEAUSOTC

L-Citrulline

aka Citrulline · Citrulline Malate

Amino acid converted to L-arginine, raising nitric oxide. Used for vasodilation, athletic performance, and ED.

Dose range3000–8000mg
Half-lifeh
Onsetmin
Safety5/5high evidence base

Mechanism of action

Bypasses arginine's poor absorption. Increases plasma arginine and nitric oxide. Vasodilation.

Benefits

  • Exercise performance / endurance

    EVIDENCEA

    Multiple RCTs.

  • Erectile dysfunction (mild)

    EVIDENCEB

    Cormio 2011.

Side effects

  • GI upset (high dose)uncommonmild

Where to buy

Affiliate links
No vendor products listed yet. Vendors — list a product.