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The Portfolio Diet is a therapeutic plant-based diet created by British researcher David J. Jenkins in 2003 to lower blood cholesterol. [1] [2] The diet emphasizes using a portfolio of foods or food components that have been found to associate with cholesterol lowering to enhance this effect.
Thirty-six participants with moderately elevated cholesterol levels participated in two 32-day phases where the subjects consumed their normal dietary patterns or the experimental diet consistent with the NCEP recommendations. This diet provided 30% calories from fat, 7% calories from saturated fat, and 75 mg cholesterol per 1,000 calories.
In other words, fiber and unsaturated fat intake is increased and consumption of higher calorie meats and saturated fats is decreased. [46] This diet has been shown to reduce BMI and introduce positive body composition changes when compared to a carnivore diet. [47] Intermittent fasting
Malhotra however, believes that a saturated fat in larger quantities is key to a healthy diet: he is known to put a tablespoon of butter and coconut oil into his coffee. [63] He has attacked the standard advice on saturated fat consumption to reduce the risk of cardiovascular disease. [64]
Saturated and some trans fats are typically solid at room temperature (such as butter or lard), while unsaturated fats are typically liquids (such as olive oil or flaxseed oil). Trans fats are very rare in nature, and have been shown to be highly detrimental to human health, but have properties useful in the food processing industry, such as ...
The diet concentrates on reducing "foods containing saturated fats and trans fats" and substituting them with "mono and polyunsaturated fats". The diet advocates increasing intake of "complex carbohydrates, soluble fiber and omega 3 fatty acids" and is recommended for people with cardiovascular disease or people looking for a healthier diet.
NHS managers have been warned that failure will no longer be rewarded with a cycle of payouts followed by rehires at different trusts Streeting puts failing NHS fat cats in firing line as he warns ...
Concerns were also expressed at a 2010 conference of the American Dietetic Association that a blanket recommendation to avoid saturated fats could drive people to also reduce the amount of polyunsaturated fats, which may have health benefits, and/or replace fats by refined carbohydrates — which carry a high risk of obesity and heart disease. [72]