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the claim

Red Bull Energy Drink contains sperm from a bull

the verdict
REFUTED
the evidence says no
Recorded sources
0 sources for · 6 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Multiple independent fact-checkers and sources have investigated and debunked the viral rumor, confirming that Red Bull does not contain bull semen or sperm.

How claims like this are judged

Judged against fact-checker rulings and reference works: claims of this kind are settled by the fact-checking record, not journal abstracts.

Evidence against · 6
Full Fact: Red Bull and Monster don't contain bull semen – Full Fact
Recorded source metadata

Full Fact: Red Bull and Monster don't contain bull semen – Full Fact. Full Fact. https://fullfact.org/online/red-bull-semen/

Fact-checker ruling: Incorrect. They contain taurine, which is present in bull semen, but the drinks use synthetically produced taurine.

2 recorded entries grouped as this source

Additional records of the same source are shown below. They are not counted as additional sources.

fullfact.org: Red Bull and Monster don't contain bull semen
Recorded source metadata

fullfact.org: Red Bull and Monster don't contain bull semen. fullfact.org. https://fullfact.org/online/red-bull-semen/

Fact-checker ruling: reviewed

See more details
More against · 5
PolitiFact: No, Red Bull doesn't contain bull semen – PolitiFact
Recorded source metadata

PolitiFact: No, Red Bull doesn't contain bull semen – PolitiFact. PolitiFact. https://politifact.com/factchecks/2019/oct/03/viral-image/no-red-bull-doesnt-contain-bull-semen/

Fact-checker ruling: False

Snopes.com: Do Energy Drinks Contain Bull Semen?
Recorded source metadata

Snopes.com: Do Energy Drinks Contain Bull Semen?. Snopes.com. https://www.snopes.com/fact-check/red-bull-semen/

Fact-checker ruling: False

2 recorded entries grouped as this source

Additional records of the same source are shown below. They are not counted as additional sources.

snopes.com: Do Energy Drinks Contain Bull Semen?
Recorded source metadata

snopes.com: Do Energy Drinks Contain Bull Semen?. snopes.com. https://www.snopes.com/fact-check/red-bull-semen/

Fact-checker ruling: reviewed

Lead Stories: Fake News: Red Bull Does NOT Contain Taurine Extracted From ...
Recorded source metadata

Lead Stories: Fake News: Red Bull Does NOT Contain Taurine Extracted From .... Lead Stories. https://leadstories.com/hoax-alert/2019/09/fake-news-red-bull-semen-sperm-taurine.html

Fact-checker ruling: False

reuters.com: Fact check: Red Bull does not contain bull sperm
Recorded source metadata

reuters.com: Fact check: Red Bull does not contain bull sperm. reuters.com. https://www.reuters.com/article/world/fact-check-red-bull-does-not-contain-bull-sperm-idUSKBN28534B/

Fact-checker ruling: reviewed

politifact.com: PolitiFact | No, Red Bull doesn’t contain bull semen
Recorded source metadata

politifact.com: PolitiFact | No, Red Bull doesn’t contain bull semen. politifact.com. https://www.politifact.com/factchecks/2019/oct/03/viral-image/no-red-bull-doesnt-contain-bull-semen/

Fact-checker ruling: reviewed

The paper trail · every fact has a biography
first checked31 Jul 2026
judged → REFUTED · 031 Jul 2026
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