Watermelon is a terrific fruit. It's terrific for boosting male effectiveness too. The flesh part of this juicy fruit includes citrulline that gets converted into l-arginine in your body because of enzymatic response. L-arginine assists increase nitric oxide secretion to assist penile muscles to unwind, permitting capillary to dilate leading to boosted blood circulation to the erectile tissue. This assists you get more difficult and larger erections.