If a product doesn’t clog rabbit ears much, it’s probably fine for most people’s skin — but if you’re the type who gets lots of blackheads, it might still cause problems.

24

Pro

0

Against

Evidence from Studies

Supporting (1)

24

Community contributions welcome

24

A human model for assessing comedogenic substances.

Cross-Sectional Study

Human

1982 Nov

This study found that if a substance barely clogs rabbit pores, it usually won’t clog human pores either—unless someone already gets acne easily. So the rabbit test is a good warning sign, but not perfect.

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

A human model for assessing comedogenic substances.

Score: 24

DOI: 10.1001/ARCHDERM.1982.01650230031022

Similar Assertions

Rabbits’ ears get clogged more easily than human skin when tested with the same products, so the rabbit test might be too strict and flag things that don’t actually clog human pores.

24

0

80%

Some ingredients that clog rabbit ears also seem to clog pores in young Black men’s skin when left covered for a month, so rabbit tests might help guess which products could cause breakouts in people.

24

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72%