Nasal Strips vs Internal Nasal Dilators: Which One Should You Use?

How each one works

An external nasal strip is an adhesive band with one or two flexible ribs. When pressed across the bridge of the nose, the ribs try to spring back to flat and pull the soft side cartilage outward — opening the external nasal valve from the outside.

An internal nasal dilator is a small silicone or plastic device shaped like a Y or H that you insert into both nostrils. It pushes the valve walls outward from the inside.

Both target the same anatomical bottleneck — the external nasal valve. They just attack it from opposite directions.

Comfort and learning curve

• External strip: zero learning curve, no foreign object in the nose, partner can't see it from across the room.
• Internal dilator: takes a few nights to get used to the foreign-body feel; many people find it uncomfortable initially.
• External strip: leaves a faint mark on the bridge of the nose for an hour after removal.
• Internal dilator: invisible from the outside.

Power and who suits each

For mild-to-moderate valve narrowing — the vast majority of snorers, allergy sufferers and athletes — external strips deliver enough lift. They are the default first choice because they are simpler, cheaper per night, and easier to make a habit.

For severe valve collapse where a strip alone doesn't open the airway enough, an internal dilator can deliver more force. Some users with extreme deviation use both at once.

Cost and lifespan

• External strips: single-use, around $0.50–$1 per night.
• Internal dilators: reusable for several months, around $30–$60 upfront then near-free per night — but require cleaning and eventual replacement.
• Best long-term value depends on whether you actually wear them nightly.