| A | B |
| serotonin | primary chemical used in pharmaceutical treatment of depression |
| epinephrine | chemical similar to adrenaline causing "heart throb" sensation |
| pheromones | odorless chemical attractants detected by the vomeronasal organ |
| dopamine | brain chemical associated with pleasant feelings, plays powerful role in all sorts of addictions |
| phenylethylamine | chemical produced by your body when you fall in love, also present in dark chocolate |
| Vitamin E | Nutrient that produces healthy skin, good general health, formation of sex hormones, asparagus is a good source |
| Zinc | Mineral nutrient that boosts immune system, oysters are a good source |
| FDA | Government agency that holds the position that there is no such thing as an aphrodisiac |
| capsaicin | chemical "heat" in chili peppers that causes your body to release endorphins |
| endorphins | chemicals produced in the brain that are natural pain killers and produce "runner's high" |
| dark chocolate | actually contains phenylethylamine, a chemical the produces that loving feeling |
| oxytocin | the "cuddling" chemical, plays important role in lactation |
| vasopressin | chemical shown to promote monogamy (at least in voles), suppresses both dopamine and norepinephrine |
| testosterone | sex hormone that is the primary cause of adolescent boys getting interested in girls |
| estrogen | chemical controller of a woman's fertility cycle |
| progesterone | this chemical increases to sustain a pregnancy |
| placebo | chemical with no demonstrable effect other than making you think something should happen |