Men who eat mostly processed foods may have sperm that don’t swim as well, which could make it harder to get a partner pregnant—even if they’re otherwise healthy.

27

Pro

0

Against

Evidence from Studies

Supporting (1)

27

Community contributions welcome

27

Effect of ultra-processed food consumption on male reproductive and metabolic health.

Randomized Controlled Trial

Human

2025 Oct 7

This study gave men either ultra-processed or unprocessed food and found that eating ultra-processed food was linked to sperm moving less well — exactly what the claim says.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Effect of ultra-processed food consumption on male reproductive and metabolic health.

Score: 27

DOI: 10.1016/j.cmet.2025.08.004

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