Does Beta Carotene Help With Cancer Risk Smokers?
Beta carotene supplements increase lung cancer risk in smokers — do not use if you smoke.
Moderate EvidenceEvidence Summary
Beta carotene supplements increase lung cancer risk in smokers — do not use if you smoke.
Effective Dose
Risk observed at supplemental doses
Supporting Studies
Every PMID below is a real paper indexed in PubMed. Click any to read the abstract or full text. These are the specific studies HypeCheck cited to support this claim — verify the chain yourself.