Hyaluronic acid stabilized : 20mg/ml
Lidocaine hydrochloride 3mg/ml
Restylane with Lidocaine is a dermal filler gel that is clear and injectable into the middle layer of skin tissue. The main ingredient in restylane Lidocaine is non-animal stabilized hyaluronic acid (NASHA) which comes from fermentation of streptococci bacteria. The other major ingredient in Restylane w/ Lidocaine is the Lidocaine, a local anesthetic that can help numb the needle pain to make the treatment more comfortable.