Risk
Tanning Beds: Why Dermatologists Don't Use the Word 'Safe'
The WHO classifies tanning beds as a Group 1 carcinogen. The numbers, the legal landscape, and safer alternatives for the look.
Indoor tanning devices were upgraded to Group 1 — known carcinogenic to humans — by the IARC in 2009, the same category as tobacco and asbestos. The risk increase is large enough that dermatologists treat any indoor tanning as a clear risk factor.
The numbers
Using a tanning bed before age 35 raises melanoma risk by approximately 75%. Each additional session adds incremental risk. Frequent users develop squamous cell carcinoma at much higher rates than non-users.
“Base tan” is a myth
A pre-vacation tanning bed “base” provides an SPF of about 3 — not meaningful protection. The damage to acquire it is permanent; the protection is not.
Safer alternatives for the look
Self-tanners using DHA (dihydroxyacetone) are FDA-approved for topical cosmetic use. They temporarily darken the outer dead-skin layer without UV exposure. Spray tans avoid eyes and lips. Color-correcting makeup or gradual tinted moisturizers are zero-risk.
Key takeaways
- Tanning beds are a Group 1 carcinogen.
- “Base tans” do not protect.
- DHA self-tanners deliver the look without UV.