Rejuran comes in 3 forms.

REJURAN HEALER - For Full Face Rejuvenation.
Rejuran Healer is an injectable polynucleotide (PN) skin booster. Polynucleotide chains are DNA fragments that repair damaged dermal (skin) cells and assist in collagen stimulation. Rejuran is also known in the market as 婴儿针 (in Mandarin).

REJURAN S - Mainly For Acne Scars Treatment.
The concentrated PN promotes and boosts healing of acne scar tissues and help to fill up the dents in scars and smoothens out the skin tissues.

REJURAN HB - Great For Both Intense Hydration and Skin Repair. 
Rejuran Hb is a combination of polynucleotide extract derived from Salmon DNA and Hyaluronic Acid.