Nutrition
Saturated vs Unsaturated Fats: The Difference That Matters
One chemical bond separates butter from olive oil. What that difference does to your cholesterol, which foods sit on each side, and the swap that actually lowers risk.
11 min read
3 articles
One chemical bond separates butter from olive oil. What that difference does to your cholesterol, which foods sit on each side, and the swap that actually lowers risk.

Both are 'bad fats', but they are not in the same category. Trans fat moves LDL and HDL in opposite directions and has no safe level; saturated fat depends entirely on what replaces it.

What fats actually do in the body, how saturated, mono- and polyunsaturated fats differ, why trans fats have no safe level, and how much fat you need per day.