Clinically Proven

King Dong is the only natural male sexual performance supplement based on real, human clinical trials that show positive outcomes for Sexual Health Scoring and Erection Hardness - even in individuals who also regularly take Phosphodiesterase 5 Inhibitors.

Read the full study here.

Independently Lab Tested

King Dong has been tested by independent laboratory Verifier Labs to confirm ingredient purity and strength, and to confirm the absence of common supplement contaminants such as Lead and Cadmium.

Download our CoA here.