Dietary cholesterol does not increase blood cholesterol levels.
Evidence from Studies
Supporting (2)
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Is There a Correlation between Dietary and Blood Cholesterol? Evidence from Epidemiological Data and Clinical Interventions
This study looked at whether eating foods with cholesterol (like eggs) makes your blood cholesterol go up, and found it doesn’t — even when people ate more, their blood levels stayed the same or got better.
Dietary Cholesterol and Plasma Lipoprotein Profiles: Randomized Controlled Trials
This study found that eating foods with cholesterol, like eggs, doesn’t usually raise your blood cholesterol much — only in some people. So, for most folks, it’s not a big concern.
Contradicting (1)
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This study found that kids who ate more cholesterol in their food had higher cholesterol in their blood, which means eating cholesterol can raise your blood cholesterol—so the claim that it doesn’t is wrong.