Artefill the first cosmetic filler to last has returned to the market. Other fillers last about one year or less. Artefill which contains cow collagen requires an allergy test in the arm four weeks before the material is injected.Approved for the fold between the nose and mouth, it is ideally suited to a non-surgical mid-face lfit, depressed surgical and acne scars.After lfitng the scars it gives along term( over 5 year) improvement. It is a soft material and easily injected.FDA data show that it lasts 5 years. It represents a better value than short term dermal fillers which last 3-12 months.