Cannabinoids, like the active ingredients in other medications, can also be absorbed through the skin. Products designed for this functionality are known as cannabis topicals. The skin, which has a complex absorption process that involves a chemical’s ability to dissolve in H20. Examples of topical products include creams, lotions, ointments, salves and even patches much the like the ones often used to quit smoking tobacco. Researchers have found that the topical application of cannabinoids, is usually noticable within minutes on applied ares (i.e. creams and balms applied to a joint), with these effects lasting approximately one to two hours. A transdermal patch is a medicated patch that can be applied to your skin to deliver cannabinoids to your system at a controlled release-rate. The transdermal patch has been available in the United States since 1979. Individuals who used patches have reported noticable relief within two hours and lasting upwards of two days.