They call it 'The Peruvian Viagra' and they say it's great for you if you have a low sex drive. It's the best aphrodisiac. 'Extracto de rana' (Frog juice) is in very high demand at local markets of Lima, Peru.
It's also heals stuff like asthma, bronchitis, sluggishness, but who cares about those. As long as it gives you a good boner. The main aphrodisiac effect probably comes from one of it's ingredients called Maca, which is a South-American plant known for it's erotic powers.