Intimate Earth understands that anal sex is becoming more popularand losing its stigma. However. many products on the marketare simply not safe. Unlike other anal serums or creams that cannumb the sphincter and lead to tearing. our herbal serum causes noanesthetic effects. The anal sphincter becomes relaxed and thereforepenetration becomes more comfortable. Intimate Earth natural analrelaxing serum does not contain the synthetic compound benzocaine. 3ml Foil.