Artificial trans fats from partially hydrogenated oils raise LDL and lower HDL cholesterol. Many countries have now banned them.
What does Trans Fat do?
No known benefit.
Where does Trans Fat act in the body?
Raises LDL and lowers HDL cholesterol.
Which foods contain Trans Fat?
Historically margarine, frying fats and baked goods made with partially hydrogenated oils. Small natural amounts occur in dairy and beef.
How much Trans Fat do adults need?
As low as possible.
What happens with too little Trans Fat?
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Can you get too much Trans Fat?
Consistently linked with higher heart disease risk.
What does Trans Fat interact with?
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What is known and unknown about Trans Fat?
The US FDA determined in 2015 that partially hydrogenated oils are not Generally Recognized as Safe. WHO has called for global elimination of industrial trans fat.
Evidence & sources
Partially hydrogenated oils, the main source of artificial trans fat, are no longer Generally Recognized as Safe in the US. Evidence: regulatory. Known: FDA final determination (2015) with compliance dates through 2020. Unknown: — Source: US FDA, Final Determination Regarding Partially Hydrogenated Oils (2015).