well i think depende rin sa individuals iyan its not conclusive...
madaming factors involve kasi i.e. age, health condition, mood.
walang pinag kaiba iyan sa mga studies na ginawa like mga nakaka cancer na pag kain, exposure to sunlight is cancerous, eating this kind of food can make you more horny, riding a bicycle can make you impotent...
it will work for some but for others hinde.