Most skincare products are made with lots of chemicals and synthetic substances which are harmful for both the skin and the health and when they’re used over a period of time,the skin starts deteriorating. Some of them are comedogenic (ability to clog pores) and cause acne/pimples….. Here’s a list of some of the ingredients you shouldn’t be putting on your skin…: acetylated lanolin, acrylamides, diethanolamine, dioxanes, ethylhexyl palmitate, hexadecyl alcohol, isopropyl palmitate, isopropyl myristate, laureth, octyl palmitate, parabens, paraffin, propylene glycol, sodium laureth sulfate, sodium lauryi sulfate, steareth 10, toluene, ureas, xylene e.t.c. If your skin care products contain any of these, you might want to consider changing it.