Question: what is the best supplement to increase male libido?
Answer: Tribulus. Tribulus terrestris is a small leafy plant whose roots and fruit are popular in traditional Chinese and Ayurvedic medicine ( 1 ). ... 
Maca. ... 
Red ginseng. ... 
Fenugreek. ... 
Saffron. ... 
Gingko biloba. ... 
L-citrulline.