Silicone Sheets vs Silicone Gel for Scars: Which Is Better?

If you research how to improve a scar, silicone comes up again and again — and for good reason. Topical silicone is the most widely studied non-surgical scar treatment, and it is recommended by scar-management guidelines for both preventing and softening raised scars. The two common forms are silicone sheets and silicone gel. Both work; the right choice depends mostly on the scar's location and your daily routine.

How silicone actually works

Silicone does not "dissolve" a scar. It forms a protective layer that hydrates the scar and reduces water loss from the surface. This hydration signals the skin to slow down excess collagen production, which helps a scar stay flatter, softer, and less red as it matures.

Silicone sheets

Sheets are thin, reusable, self-adhesive strips laid directly over the scar.

• Best for: flat areas that stay covered — the chest, abdomen, or a long surgical incision.
• Pros: also apply gentle pressure, which can help raised scars; cost-effective because they are reusable.
• Cons: harder to keep in place on the face, over joints, or on visible areas; need to be worn for many hours a day.

Silicone gel

Gel is applied in a very thin layer and dries into an invisible film.

• Best for: the face, joints, irregular or curved surfaces, and any visible scar where a sheet would show.
• Pros: invisible once dry, easy to apply, can be worn under sunscreen or make-up.
• Cons: does not add pressure; needs reapplying; slightly more expensive over time.

How to use either one

Consistency matters far more than which form you choose. General guidance is to start once the wound is fully closed with no scabs or open areas, apply to clean dry skin, and use it daily for at least 8–12 weeks — often longer for stubborn scars. Sheets are typically worn 12+ hours a day; gel is usually applied twice daily.

Silicone is excellent for optimising how a scar heals, but it cannot correct a scar that is wide, tethered, or poorly positioned. Those problems usually need a procedural or surgical solution.