Oral L-citrulline supplementation improves erection hardness in men with mild erectile dysfunction
Cormio L, De Siati M, Lorusso F, Selvaggio O, Mirabella L, Sanguedolce F, Carrieri G
Published in Urology
Methodology
Single-blind study in men with mild erectile dysfunction receiving one month of placebo followed by one month of L-citrulline 1.5 g/day.
Key Findings
Erection hardness score improved from mild ED to normal in 50% of men on L-citrulline versus 8.3% on placebo, with increased intercourse frequency.
Conclusions
L-citrulline improved erection hardness in mild erectile dysfunction, though less effectively than PDE5 inhibitors.
Limitations
Small single-blind study, no parallel randomization, short duration, subjective primary endpoint.
Supplements Studied
Erection hardness score improved to normal in 50% of men on L-citrulline versus 8.3% on placebo.
Outcomes Measured
Erection hardness score improved to normal in 50% of men taking L-citrulline versus 8.3% on placebo.
Erection hardness improved from mild dysfunction to normal in 50% of citrulline patients versus 8.3% on placebo
Related Health Concerns
Study Details
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