Sledge Hammer Xl In scientific exams pycnogenol advanced the fine of sperm with the aid of % and the characteristic of sperm with the aid of % and should in reality be part of any multi diet treatment being taken for male fertility improvement. Maca: which is a root vegetable local to the excessive andes of bolivia and peru works fairly correctly to increase sperm depend and motility as well as a libido booster. Tribulus is a flowering plant and it's miles claimed to boom the body's natural testosterone ranges improving male overall performance.