"An aphrodisiac is a substance that increases sexual desire, sexual attraction, sexual pleasure, or sexual behavior. Substances range from a variety of plants, spices, foods, and ...
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synthetic chemicals. Therefore, they can be classified by their chemical properties (i.e., substances that are natural and unnatural). Natural aphrodisiacs like alcohol or cocaine are further classified into plant-based and non-plant-based substances. Unnatural aphrodisiacs like ecstasy or methamphetamine are classified as those that are manufactured to imitate a natural substance. Aphrodisiacs can also be classified by their type of effects (i.e., psychological or physiological). Aphrodisiacs that contain hallucinogenic properties like Bufo toad have psychological effects on a person that can increase sexual desire and sexual pleasure. Aphrodisiacs that contain smooth muscle relaxing properties like yohimbine have physiological effects on a person that can affect hormone levels and increase blood flow." - (en.wikipedia.org 21.10.2021)