What causes hyperactive libido? Believe it or not, there are millions of men who, instead of needing some help to boost their libido, need some assistance to restrain it.These individuals require what are known as libido mufflers or anti-aphrodisiacs. Most are patients who have recently undergone surgical procedures, like circumcision, implants or prostate surgery.What are the seven natural anti-aphrodisiacs? Hops Licorice Camphor essential oil Marjoram essential oil Peppermint tea Chaste tree berries Saw Palmetto berries James Elist, MD, shares the seven natural anti-aphrodisiacs for controlling an overactive libido.