If you’re considering getting porcelain veneers in Hunt Valley, you’ve seen the before-and-after photos. You’ve imagined your new smile, but there’s one question that keeps nagging at you. How long will they actually last?
It’s a fair question. Veneers are an investment, so you want to know that investment will pay off for years, not just months.
At Valley Dental Health, Dr. Ashley Izadi and Dr. Roham Rafat have placed countless veneers for patients throughout Hunt Valley, Timonium, and Sparks. They’ve seen what makes veneers last and what makes them fail. Here’s what they want you to know.
The Numbers You’ve Heard Before
Let’s start with the baseline. Porcelain veneers have an excellent track record. A systematic review published in the International Journal of Prosthodontics found that feldspathic porcelain veneers bonded to enamel have a 10-year survival rate approaching 95%.
Another study that followed veneers for up to 21 years found cumulative survival rates of 96% at 10 years and 96% at 20 years for a random sample of patients.
Those are impressive numbers. They tell you that porcelain veneers, when done right, can last for decades.
But here’s what those statistics don’t tell you. They don’t explain why some veneers last 20 years while others fail in 5. They don’t explain what you can do to protect your investment, and they don’t explain what your dentist should be doing to ensure your veneers stand the test of time.
The answer lies in understanding the real factors that determine veneer longevity.
What Research Says About Why Veneers Fail
Research has identified several factors that contribute to veneer failure. Some are within your control. Others depend on your dentist’s skill and preparation.
Debonding
This is the most common failure mechanism. Complete or partial separation of the veneer from the tooth occurs in 8 to 12 percent of porcelain veneers over 10 years.
Why does this happen? Inadequate surface preparation. Contamination during bonding. Cement film thickness that’s too thick. Uncontrolled polymerization shrinkage stress.
A well-bonded veneer starts with meticulous technique. Dr. Izadi and Dr. Rafat use modern adhesive protocols including hydrofluoric acid etching and silane coupling agents to create durable bonds.
Ceramic Fracture
Porcelain fracture occurs in less than 5 percent of properly fabricated veneers. It typically results from uncontrolled or excessive occlusal forces.
Fracture risk increases with inadequate veneer thickness or aggressive bite contacts. This is where your bite matters. If your teeth don’t come together properly, certain veneers take more force than they should. Over time, they can crack or chip.
Secondary Decay
Decay at the margins of the veneer develops in 3 to 7 percent of restorations over 10 years. Risk factors include marginal ledges, cement residue retention, poor oral hygiene, and acid-generating dietary habits.
Veneer fit at the gum line is critical. If there’s a gap, bacteria can sneak in. Over time, that bacteria causes decay underneath the veneer.
What Determines Veneer Longevity
Let’s break down the factors that actually matter.
Your Bite
This is the biggest factor. An unstable bite creates uneven forces that concentrate on certain teeth. Those forces damage veneers over time.
The Dawson Academy teaches that when the chewing system doesn’t function properly, the results can include broken or chipped teeth and restorations. A Dawson-trained dentist evaluates your entire masticatory system before placing veneers.
Dr. Rafat’s dual specialty training in periodontics and prosthodontics means he understands how your teeth, gums, jaw joints, and muscles work together. He evaluates your bite before recommending veneers. If he finds problems, he addresses them first.
Preparation Design
How your dentist prepares your tooth matters more than most patients realize. Research shows that enamel-bonded surfaces provide superior bond strength. Teeth prepared to create enamel-bonded margins demonstrate shear bond strengths exceeding 25 MPa. When dentin is exposed, bond strength decreases to approximately 15 to 20 MPa.
That is why conservative preparation that preserves enamel matters. It’s also why no-prep and minimal-prep veneers have gained popularity. A prospective study comparing conventional and no-prep veneers over 9 years found that no-prep veneers had a 100% survival rate compared to 9.67% for conventional veneers.
Dr. Izadi’s training at the University of Maryland and her years of experience mean she knows how to prepare teeth conservatively while still achieving beautiful results.
Material Quality
Porcelain veneers outperform composite alternatives. The annual failure rate for composite veneers is about 3 to 5 percent, compared to porcelain’s 0.5 to 1 percent.
Porcelain’s superior longevity reflects its material characteristics. It’s a crystalline ceramic that exhibits high compressive strength, excellent wear resistance, and resistance to degradation from moisture and temperature changes.
Your Habits
If you grind or clench your teeth, you need protection. Research shows that patients with documented bruxism experience substantially higher veneer failure rates. Those willing to use a night guard can often achieve acceptable outcomes with proper protection.
If you bite your nails, chew on pens, or use your teeth as tools, you’re putting your veneers at risk.
Oral Hygiene
Secondary caries, or decay at the veneer margins, accounts for 3 to 7 percent of failures over 10 years. Good oral hygiene reduces this risk.
Regular Professional Care
Regular dental visits allow your dentist to check your veneers, adjust your bite if needed, and catch problems early.
The Valley Dental Health Difference
At Valley Dental Health, Dr. Izadi and Dr. Rafat bring expertise and a commitment to comprehensive care that sets them apart.
Dr. Ashley Izadi, DDS
Dr. Izadi grew up in Sparks, Maryland, and has lived in the Baltimore area her whole life. She graduated from the University of Maryland Dental School and completed a competitive two-year residency in Advanced General Dentistry, where she served as Chief Resident.
She’s an award-winning Invisalign provider and has been recognized as a Top Dentist by Baltimore Magazine. She understands the artistry behind a beautiful smile, and the science behind making it last.
Dr. Roham Rafat, DDS, MS
Dr. Rafat is dual-trained in periodontics and prosthodontics. He completed specialty training in both fields at the University of Maryland and is a Diplomate of the American Academy of Periodontology.
His prosthodontic training means he understands how restorations function within your entire bite system. When he evaluates you for veneers, he’s not just looking at the teeth you want to change. He’s evaluating your whole mouth.
Comprehensive Approach
Dr. Izadi and Dr. Rafat take a comprehensive approach to dentistry, treating not just the teeth but the entire masticatory system and the patient’s overall health. This is what the Dawson Academy calls Complete Dentistry. It means looking at the whole picture to ensure lasting results.
Schedule Your Veneer Consultation Today
If you’re considering natural-looking porcelain veneers, don’t settle for a dentist who only looks at the teeth. Choose a dentist who understands how your entire chewing system works together.
Dr. Izadi and Dr. Rafat at Valley Dental Health are ready to help. They’ll evaluate your bite, discuss your options, and create a personalized treatment plan. You’ll get veneers that look natural, feel comfortable, and last for years.
Call (443) 733-6613 to schedule your consultation, or request an appointment online. Let us show you what a comprehensive approach to cosmetic dentistry looks like.
Your smile deserves more than beautiful veneers. It deserves a foundation that supports them for life.