For a non-pregnant adult, drinking one standard glass of red wine per day increases cancer risk compared with drinking no alcohol.
NOT BSTOTAL BS
HARDLY BS — Verdict: Mostly True
Verified by Lenz ·
The Short Version
Available evidence indicates that one daily glass of red wine raises the risk of certain cancers compared with not drinking alcohol, because the carcinogenic agent is ethanol, not the beverage type. Major cancer and public-health agencies state that risk begins at low levels of intake. The main caveat is that wine-specific studies on overall cancer are mixed, and the increase at one drink per day is small in absolute terms and varies by cancer type and sex.
Caveats
The increase at one drink per day is usually small in absolute terms, but it is not zero and varies by sex, age, and baseline cancer risk.
Evidence is strongest for several specific cancers rather than every cancer type; some wine-specific studies report mixed or null findings for overall cancer.
Some commonly cited quantitative examples compare one drink per day with near-abstinence rather than strict zero alcohol, so the exact effect size versus complete abstention is less precisely estimated.