Triheptanoin is an oily liquid that is used as an emollient. It has a very high spreadability, hydrates the skin and makes it soft and smooth. The Triheptanoin we use is derived from castoroil, so it's 100% vegan. Found in: Natural Playmakeup Butterfly Blue Natural Playmakeup Fairydust Gold Natural Playmakeup Lollypop Pink Natural Playmakeup Moonlight Silver