1555-65; earlier pommade < French < Italianpomata (so called because apples were originally an ingredient), equivalent to pom(a) apple (< Latin, plural (taken in VL as feminine singular) of pōmum fruit) + -ata-ade1. See pomatum
1560s, from Middle French pommade "an ointment" (16c.), from Italian pomata, from pomo "apple," from Latin pomum "fruit; apple" (see Pomona). So called because the original ointment recipe contained mashed apples.