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Does the existence of trans fat invalidate years of research on saturated fats?

5 min read

Asked by: Laswegas Traini

What does the latest research about saturated fats say?

A research review finds no evidence for limiting whole foods that are high in saturated fat, contrary to popular belief. Limiting foods rich in dietary saturated fatty acids has no benefit for heart health or overall risk of death, according to a study published in the Journal of American College of Cardiology.

Are trans fats as damaging as saturated fats?

Trans fat is considered the worst type of fat to eat. Unlike other dietary fats, trans fats — also called trans-fatty acids — raise “bad” cholesterol and also lowers “good” cholesterol. A diet laden with trans fats increases the risk of heart disease, the leading killer of adults.

Why are trans fats even worse for you than saturated fats?

Trans fats raise (bad) LDL cholesterol levels slightly less than do saturated fats,” says Lichtenstein. “But saturated fats also raise levels of high density lipoprotein (HDL) or “good” cholesterol, and trans fatty acids don’t.” Trans fats may actually lower HDL. Thus, some researchers say trans fats are worse.

Do trans fats still exist?

It’s official: Artificial trans fats are banned in the U.S. The Food and Drug Administration (FDA) ruled in 2015 that artificial trans fats were unsafe to eat and gave food-makers three years to eliminate them from the food supply, with a deadline of June 18, 2018.

Does saturated fat really raise cholesterol?

Your body naturally produces all the LDL cholesterol you need. Eating foods containing saturated and trans fats causes your body to produce even more LDL — raising the level of “bad” cholesterol in your blood.

Do you need to eat saturated fat?

You should get no more than 25% to 30% of your daily calories from fats. You should limit saturated fat to less than 10% of your daily calories. To further reduce your heart disease risk, limit saturated fats to less than 7% of your total daily calories.

Was the view that trans fats are safe based on scientific reasoning?

While preliminary human and animal studies in the 1970s and 1980s suggested that trans fat promoted heart disease, 1976 and 1985 reviews commissioned by the Food and Drug Administration concluded that the overall evidence indicated that partially hydrogenated oils and trans fat were not harmful.

Do we need trans fat?

Your body does not need or benefit from trans fats. Eating these fats increase your risk for health problems. Cardiovascular disease risk: Trans fats raise your LDL (bad) cholesterol.

Why were trans fats thought to be safe for so long?

Because partially hydrogenated vegetable oils have a long shelf-life, cookies, french fries, fried chicken, and fried fish could now be transported without preservation. Two years later, in 1958, Congress passed the Food Additives Amendment, which was intended to protect Americans from potentially dangerous additives.

Are naturally occurring trans fats healthy?

Trans fats raise your bad (LDL) cholesterol levels and lower your good (HDL) cholesterol levels. Eating trans fats increases your risk of developing heart disease and stroke.

Does McDonald’s use trans fats?

McDonald’s has switched to a canola oil cooking blend for all of its fried menu items, including fries, hash browns, chicken items, and Filet-O-Fish. McDonald’s baked goods — including McGriddles, McDonaldland cookies, and biscuits — now have 0 grams of trans fat per serving.

What country eats the most trans fats?

“The proportion of energy from fats and oils in Asia and Africa is double that from Europe and the US and in many countries that are dominated by palm oil and partially hydrogenated oils,” he said. “In India alone, the fats used have as much as 45 to 50 percent trans fats.

What is the likely outcome of replacing saturated fats with simple carbohydrates in diet?

When saturated fats are replaced with refined carbohydrates, and specifically with added sugars (like sucrose or high fructose corn syrup), the end result is not favorable for heart health. Such replacement leads to changes in LDL, high-density lipoprotein (HDL), and triglycerides that may increase the risk of CHD.

Why is saturated fat good for you?

(1, 15, 22) Eating good fats in place of saturated fat lowers the “bad” LDL cholesterol, and it improves the ratio of total cholesterol to “good” HDL cholesterol, lowering the risk of heart disease. Eating good fats in place of saturated fat can also help prevent insulin resistance, a precursor to diabetes.

How does the body digest saturated fat?

Your liver produces bile that helps you digest fats and certain vitamins. This bile is stored in the gallbladder. These digestive juices are delivered to your small intestine through ducts where it all works together to complete the fat breakdown.

Why are saturated fats unhealthy Pubmed?

Saturated fat can lead to increased LDL cholesterol levels, and elevated plasma cholesterol levels have been shown to be a risk factor for cardiovascular disease; however, the correlative nature of their association does not assign causation.

What is worse saturated fat or sugar?

Sugar: The #1 Enemy in American Diets
A large body of research showed that sugar is even worse for your heart than saturated (bad) fat. Guidelines now suggest Americans limit added sugar to roughly 10 percent of daily calories, or about 12 teaspoons per day.

What is a healthy amount of saturated fat?

The 2015–2020 Dietary Guidelines for Americans recommends limiting calories from saturated fats to less than 10% of the total calories you eat and drink each day. That’s about 200 calories for a 2,000 calorie diet.