Who Can Get Teeth Whitening and at What Age: Minors, Older Adults, Naturally Yellow Teeth, and Orthodontics

From what age can you get teeth whitening?

During childhood and adolescence, when teeth and gums are still growing, teeth whitening is generally not recommended, and it is often considered once tooth development is largely complete [2]. However, there is no single fixed age, and the decision depends on the condition of the teeth and gums and the cause of discoloration, so timing should be discussed with a dentist [1].

When DentStat analyzed 360 patient comments on teeth whitening candidates and age, questions such as “From what age is it possible?”, “Is it okay at an older age?”, and “Does it work on naturally yellow teeth?” came up repeatedly [3]. Below is an overview of how suitability is judged by age and tooth condition.

Group	General basis for decision
Minors (growing)	Often postponed until development is complete [2]
Adults	Done after checking the condition of the teeth and gums [1]
Older adults	Decided by tooth and gum condition rather than age, with adjusted concentration and sensitivity control [1]
Naturally yellow teeth	Usually improve, with limits for intrinsic discoloration [1]
With orthodontics	Different goals, usually whitening after orthodontic treatment [1]

Why is whitening postponed for children and teenagers?

In growing teeth, the nerve (pulp) takes up relatively more space and the enamel is not yet mature, so they may be more sensitive to whitening agents [2]. Reactions such as sensitivity can be strong at this stage, so whitening is sometimes postponed until development has progressed [2]. Discoloration in adolescence may stem not from staining but from developmental processes, trauma, or fluorosis, so identifying the cause comes first [1].

I’m in my 70s. Can I get whitening? I’ve heard teeth get weaker.

Age itself is not an absolute contraindication for teeth whitening [1]. Even in older adults, if the gums and teeth are stable, it is sometimes done with adjusted concentrations and sensitivity management, and the deciding factor is the current condition of the teeth, not age [1]. However, with age, many people have exposed root surfaces from receding gums, worn tooth surfaces, or gum disease and cavities, so these conditions are checked first before deciding [1]. Also, older crowns, resin, and other restorations do not whiten, which can create a color mismatch [1].

Does whitening work on naturally yellow teeth?

For naturally yellow teeth, how much whitening lightens them varies by person [1]. Discoloration from staining or differences in enamel thickness usually improves, but intrinsic discoloration where the inside of the tooth is stained, such as tetracycline antibiotic staining or mottled enamel, has limits with surface whitening alone, so restorative approaches such as laminate veneers are sometimes considered too [1]. Since the natural tone of your own teeth sets the upper limit of how light they can get, the shade whitening can reach also varies by person [1].

Is there an order if I want both orthodontics and whitening?

Whitening addresses discoloration, while orthodontics addresses alignment and shape, so they are procedures with different goals [1]. With braces attached, whitening results can differ between areas covered by the braces and exposed areas, so whitening after finishing orthodontic treatment is the order generally suggested [1]. However, timing can vary with your teeth and the type of orthodontic treatment, so whether to combine them and in what order should be discussed with a dentist [1]. The comment analysis also found questions from people wanting both orthodontics and whitening [3].

Common myths and facts

Some think that “if you are older or your teeth are weak, you can never whiten,” but age itself is not a contraindication, and whitening is sometimes done with adjusted concentrations and sensitivity management, so the deciding factor is the current condition of the teeth [1]. Conversely, the expectation that “everyone gets the same bright white teeth from whitening” does not hold, because the achievable range depends on the cause of discoloration and the natural tone of the teeth [1]. As with any cosmetic procedure, results vary widely between individuals [1], so the starting point is to consult a dentist along with an examination of your age and tooth condition [1].

For how whitening works, sensitivity, and maintenance, see the teeth whitening guide. For restorative approaches to intrinsic discoloration, see laminate veneers. For dental clinics by region, see Find a Dentist.