Some people wonder if using a sunbed (tanning bed) can make their teeth look whiter. The truth is: no, a sunbed cannot whiten your teeth.
1. Why Sunbeds Don’t Whiten Teeth
UV Light Effect: Sunbeds emit mainly UVA rays, which affect the skin but do not clean or bleach teeth.
Surface Stains: Teeth discoloration comes from food, drinks, smoking, or natural aging — none of which can be reversed by UV tanning.
Visual Illusion: After tanning, your skin gets darker, which can make teeth appear whiter in contrast, but their actual color does not change.
2. Risks of UV Exposure on Teeth
Prolonged UV exposure can dry out lips and damage surrounding skin.
Without proper mouth protection, UV may increase the risk of gum irritation.
Sunbeds are not designed for oral use and provide no dental benefits.
3. Safe Ways to Whiten Teeth
Professional whitening treatments from a dentist
Over-the-counter whitening kits (gels, strips, pens)
Daily habits: Brushing twice a day, flossing, and limiting coffee, tea, or red wine
FAQ – Sunbeds and Teeth
❓ Can tanning beds whiten your teeth?
No. They only tan the skin; teeth color stays the same.
❓ Why do teeth look whiter after tanning?
It’s just a contrast effect: darker skin makes teeth seem brighter, but they are not actually whiter.
❓ Is UV light ever used in teeth whitening?
Yes, but only in professional dental treatments, where a special whitening gel and controlled blue/UV light are combined. This is very different from a sunbed.
✅ Bottom Line
A sunbed cannot whiten teeth. At best, tanning may make them look whiter by contrast, but the actual color is unchanged. For real whitening, rely on dental care or safe whitening products — not tanning beds.