Some Dermal Fillers are Natural. Collagen and hyaluronic acid occur naturally within the body. They are also naturally derived dermal fillers that are on the market today. Dermal Fillers are Usually Temporary. Dermal fillers normally last anywhere from 5 to 18 months, depending on the brand of product and where it is injected. But if … Continue reading Four Surprising Facts About Dermal Fillers