- Source type
- Government
- Access type
- Official
- Publisher
- International Agency for Research on Cancer
- Added
- 2026-07-01
Trust profile
VV Source Trust Matrix v1.0
VV Source Trust Matrix v1.0 asks whether this source is trustworthy for the claim lane being used, not whether every possible claim from it is equally strong.
91
Government health research
- Publisher type
- Government research
- Bias profile
- Low
This source is strongest for safety and clinical outcomes and weaker for consumer context and regulatory status.
VV Source Fit Score 1.0
Fit by use case
Fit scores are role-specific. A source can be excellent for one claim lane and weak for another.
- Regulatory status
- 66/100
- Context Source
- Clinical outcomes
- 90/100
- Primary Anchor
- Mechanism
- 90/100
- Primary Anchor
- Safety
- 92/100
- Primary Anchor
- Consumer context
- 88/100
- Strong Support
- Trial discovery
- 89/100
- Strong Support
Best used for
- Research synthesis
- Public-health context
- Safety resources
Weak for
- Primary endpoint extraction when a study is available
Used in Viral Vitalism
Perineum Tanning Is WellnessTok Sunlight Logic Gone Feral
Roles: Regulatory status
Show section-level references
Solar and ultraviolet radiation carcinogenicity evaluation
Roles: Regulatory status
Show section-level references
Claim ledger
Claims supported
Reviewed claim cards that cite this source in the evidence graph.
tanning: Tanning beds are not a safer substitute for perineum
Tanning beds are not a safer substitute for perineum sunning or sunlight; UV-emitting tanning devices increase dermatologic risk and are classified as carcinogenic exposures.
tanning: A tan provides only minimal protection and should not
A tan provides only minimal protection and should not be treated as meaningful SPF or as a safe skin-cancer prevention strategy.
Related studies
Related sources
How to prevent skin cancer
Public-health UV and skin-cancer prevention guidance.
- Trust score
- 91
- Publisher
- Centers for Disease Control and Prevention
- Access
- Official
- Usage
- 6 connections
Risks of tanning
Regulatory/public-health source for tanning risks and tan-as-protection misconceptions.
- Trust score
- 94
- Publisher
- U.S. Food and Drug Administration
- Access
- Official
- Usage
- 6 connections
FDA Q&A: Proposed order for over-the-counter sunscreen
U.S. Food and Drug Administration used across the Viral Vitalism evidence library.
- Trust score
- 94
- Publisher
- U.S. Food and Drug Administration
- Access
- Official
- Usage
- 9 connections
Perineum sunning: public interest in a non-evidence-based wellness practice
Direct perineum-sunning trend source; frames practice as non-evidence-based and potentially harmful.
- Trust score
- 91
- Publisher
- JMIR Dermatology
- Access
- Full text
- Usage
- 7 connections
Washington Post: How to pick a sunscreen
The Washington Post used across the Viral Vitalism evidence library.
- Trust score
- 60
- Publisher
- The Washington Post
- Access
- Publisher
- Usage
- 5 connections
A dermatologist perspective on vitamin D and UV exposure
Clinical perspective for vitamin D arguments that encourage intentional UV exposure.
- Trust score
- 91
- Publisher
- Journal of the American Academy of Dermatology
- Access
- Full text
- Usage
- 3 connections