Invisible braces straighten teeth in 6–12 months; take-home kit with custom-made trays whiten teeth

Experienced dentists use high-resolution digital x-rays to look inside teeth to spot cavities, abbesses, or other potentially harmful issues

Package includes evaluation, at-home dental impressions

Dental x-rays emit very low levels of radiation—digital machines even less—but dentists nevertheless limit most patients to one session every one to three years.

Dental exam (a $70 value)

$59 for a dental package for an adult ($415 total value)

Advanced peroxide technology breaks up tooth stains and fades discoloration, whether in 15 minutes or overnight

Dental professionals check for cavities and scrub away plaque, using x-rays to aid their treatment

A professional whitens teeth over the course of a 45-minute session, leaving you with a brighter, more confident smile

Infinity Pro SL uses cold blue LED lamp to activate whitening solution, reducing the appearance of stains in as little as 15 minutes

During the first appointment, which lasts 30 minutes, a dental assistant performs a consultation and will take impressions of teeth to create custom trays

Affectionately dubbed “the mouth’s bloodstream” by the dental community, saliva naturally combats stain-causing bacterial invasions and helps protect enamel

$39.99 for a dental exam, cleaning, and x-rays ($200 value)

Bleaching gel and LED light nix stains; remineralizing gel strengthens enamel and reduces sensitivity

Keep those whites as pearly as possible from the comfort of your home or on the go

A bright smile sends a message to others, such as "I care about dental hygiene" or "Look at my teeth--I didn't eat your jelly." Say it with a smile, thanks to this Groupon.

Certified teeth whitening technician offers teeth whitening treatment

Full-service dental practice offers a wide range of dental care and hygiene options including teeth whitening, cleaning, and exams

Following a brief, general exam, a dental specialist begins the 90-minute Zoom! whitening procedure by brushing the teeth with a hydrogen-peroxide-infused gel

One large syringe (10ml) of 35% dental-grade whitening gel

Dentist examines patient’s mouths, taking X-rays and providing a cancer screening to ensure future health; trays are molded to fit teeth

Professional-grade bleaching gel and LED light erase unsightly stains; remineralizing gel strengthens enamel and reduces sensitivity

Zoom! whitening brightens teeth up to eight shades

At-home teeth-whitening kit with lifetime refills of gel are designed to provide results that rival those of professional-quality

Professional dentist offers a variety of dental care services including invisalign and orthodontic treatments, bridges, crowns, and implants

Peroxide technology works its way into breaking up stains and discoloration on teeth, whether in 15 minutes or overnight

$229 for a dental exam, cleaning, x-rays, and Zoom! teeth-whitening treatment ($850 value)

Dental exam (a $94 value)

Sonic toothbrushes, UV sanitizers, teeth-whitening pens and kits, and replacement toothbrush heads

Dentist performs oral cancer screening and supplements the check-ups with x-rays, complete exam, and a cleaning