Reborn PLLA is not technically a dermal filler, but rather an injectable used to restore volume and youthfulness to the face and body. Instead of using hyaluronic acid (HA), Reborn contains PLLA, which is a type of collagen stimulator. Like HA, PLLA is an acid that also occurs naturally in the body, although Reborn uses a synthetic version of PLLA. Reborn does not offer immediate results because it is a collagen kick-starter, not a filler. The results from Reborn last up to two years