Infused with cannabis oil, terpenes, kif and a proprietary high THCA extract. Pineapple Upside Down Cake is a hybrid strain made by crossing Pineapple Trainwreck with Cookie Monster. This strain produces muscle relaxation, relieve tension and improved mood. Pineapple Upside Down Cake smells like the pastry of its namesake with a sharp, loud aroma that is delicious and unique.