If you grind your teeth at night, you need protection—but should you choose a boil-and-bite night guard (affordable and quick) or a custom night guard (precise and long-lasting)?

This guide breaks down the key differences, pros, and cons of each type, so you can decide which is best for your needs and budget.

Key Differences at a Glance

Feature	Boil-and-Bite Night Guards	Custom Night Guards
Fit	Self-molded at home	Professionally made from dental impressions
Cost	$20\text{–}$60	$150\text{–}$600
Durability	3–12 months	2–5 years
Comfort	Can feel bulky	Thin and tailored to your bite
Protection Level	Moderate (for mild grinding)	Maximum (for severe grinding/TMJ)
Adjustments	Can re-mold if needed	Requires dentist visit for adjustments

Boil-and-Bite Night Guards: Pros and Cons

✅ Pros:

✔ Affordable – Great for trying out night guards before investing in custom
✔ Immediate availability – No need to wait for a dentist appointment
✔ Adjustable – Can reheat and re-mold if the fit isn’t perfect

❌ Cons:

✖ Less precise fit – May feel bulky or slip at night
✖ Wears out faster – Material degrades in months, not years
✖ May encourage chewing – Some people subconsciously bite down on the soft plastic

💡 Best for: Occasional grinders, travelers, or those testing if they need a night guard.

Custom Night Guards: Pros and Cons

✅ Pros:

✔ Perfect fit – Made from dental molds for optimal comfort
✔ Superior protection – Distributes grinding forces evenly
✔ Long-lasting – High-quality materials last years, not months
✔ TMJ-friendly – Can be designed to reduce jaw strain

❌ Cons:

✖ Higher upfront cost (though cheaper long-term)
✖ Requires dentist visit for impressions (or at-home kit)
✖ Takes 1–2 weeks to make

💡 Best for: Frequent grinders, TMJ sufferers, or anyone wanting the best protection.

Which One Should You Choose?

Pick a Boil-and-Bite If You:

• Grind occasionally

• Want a temporary or travel guard

• Are on a tight budget

Pick a Custom Night Guard If You:

• Grind every night

• Have jaw pain or TMJ issues

• Want a long-term solution

Cost Comparison Over Time

Type	Upfront Cost	Replacement Frequency	5-Year Cost
Boil-and-Bite	$30	Every 6 months	$300+
Custom	$200	Every 3–5 years	$200\text{–}$400

💡 Custom guards save money long-term by lasting longer and preventing dental damage.

Final Verdict

• Boil-and-bite = Short-term, budget-friendly

• Custom = Long-term, best protection

For severe grinding, a custom guard is worth the investment. Try New Smile Life’s dentist-approved guards.

FAQ

Q: Can I make a boil-and-bite guard fit better?
A: Yes! Reheat and bite down firmly for a tighter fit.

Q: Do dentists recommend boil-and-bite guards?
A: Only for temporary use—they’re not as protective as custom guards.

Q: Can insurance cover a custom night guard?
A: Often yes (50–80%) if medically necessary—check your plan.

Still unsure? Explore custom night guard options.