Can a forehead reduction go below the frontalis muscle?

The amount of reduction (below) your frontalis muscle is possible but it is at the discretion of your surgeon after an examination.

To answer your question, yes, the hairline can be advanced further than the highest crease. How much advancement is produced depends on scalp stretchiness and surgical technique. forehead wrinkles can be reduced as well. Consult a surgeon who is experienced with forehead reduction to get more information. 

Greetings. It is possible to get a forehead reduction.  It can be done with skin excision or under the muscle depending on the situation. Best wishes.

With a forehead reduction the surgeon can go deep to the frontalis muscle and below it if necessary. Consult with an surgeon experienced in this technique to discuss what can be done about your wrinkles and creases.

With a forehead advancement surgery, the surgeon can go below the frontalis muscle if the surgeon feels it is appropriate. It might, as a brow lift often does, eliminate some of the forehead wrinkles