Do your prescription treatments contain nickel / parabens / phthalates / sulfates? August 29, 2023 19:21 All of our FaceRx prescription treatments are nickel free, paraben free, phthalate free, and sulfate free! Learn more about our gold standard ingredients here: Musely Ingredients. Related articles How can I contact Support? What are the inactive ingredients of FaceRx treatments? How does Musely compare with OTC products? I have been experiencing side effects. What should I do? Are there any possible side effects?