Anti-Aging- DIY Swiss Apple Stem Cell 100% Serum Booster. Remove Winkles, Rebuild Collagen & Elastin. PhytoCellTec Malus Domestica are apple stem cells from a rare swiss apple that helps your skin act and look younger. Apple Stem Cells contain phospholipids that nourish the face while smoothing out the look of fine lines and wrinkles. Phytocell Tec also keeps your skin taut and firm, just like a crisp apple. You can add this serum booster to your existing serum or make your own anti aging lotions or skincare.