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SESK: Stuff Everyone Should Know · sesk.info/reptile-bearded-dragon-needs-uvb

Which special light do bearded dragons require?

Bearded dragons require UVB light.

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  1. Colored night light
  2. UVB light ✔
  3. No light at all

Why: UVB helps the body make vitamin D needed for calcium use. A heat bulb alone may produce warmth without providing UVB.

Huh, didn't know that: UC Davis says screw-in bulbs, even ones sold as full spectrum, give heat but not UVB.

The dad joke
Why did the dragon study UVB? It wanted a well-rounded light education.
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References

Answer: UVB light. UVB helps the body make vitamin D needed for calcium use. A heat bulb alone may produce warmth without providing UVB.

  1. Bearded Dragon Care healthtopics.vetmed.ucdavis.edu/health-topics/exotics/bearded-dragon-care
    Ultraviolet B is required to maintain bearded dragons.
    Checked 2026-10-11.

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