The main allergens are 3-methyl-2-butenyl caffeate and phenylethyl caffeate. Benzyl salicylate and benzyl cinnamate are less frequent sensitizers. Propolis is found in a number of "natural ...
Icy Hot causes the skin to feel cool and then warm with active ingredients like menthol and methyl salicylate (wintergreen oil). These ingredients simultaneously stimulate nerve receptors in the skin ...