Evidence of Benefits of Potassium into the BP
Although many intervention research has concerned about highest amounts of potassium consumption, observational knowledge indicate that also increasing potassium because of the 750 in order to 1000 mg/d is also lower BP because of the several mm Hg
From inside the a subgroup studies out of patients that have remote systolic blood pressure level, 12 the fresh Dash diet plan was found to be as good as initial therapy of remote systolic blood pressure level. Svetkey and you may coworkers step 3 after that showed one to when you look at https://www.datingranking.net/fr/ios-fr/ the patients that have stage step 1 blood pressure levels, reasonable quicker sodium consumption in conjunction with this new Dash diet enhanced BP control still further (contour dos). among Dashboard-Sodium demo professionals, sustained decreases inside the BP was basically seen over a-1-seasons period despite a gradual upsurge in sodium intake. 20
End of feeding blood pressure (BP) control rates (%) by diet and sodium level for Dietary Approaches to Stop Hypertension (DASH)- Sodium trial participants who had hypertension (HTN) at baseline (systolic BP >140 mm Hg or diastolic BP >90 mm Hg) and in those who had isolated systolic HTN (ISH) at baseline (systolic BP >140 mm Hg and diastolic BP <90 mm Hg). H indicates higher sodium level (142 mmol/d); I, intermediate sodium level (107 mmol/d); L, lower sodium level (65 mmol/d); a BP control was defined as systolic BP <140 mm Hg and diastolic BP <90 mm Hg. b P<.01 compared with control diet at higher sodium level; c P<.05 compared with DASH diet at higher sodium level. Reprinted with permission from Svetkey et al. 3
POTASSIUM From the Protection Out of Blood circulation pressure
Cardioprotective effects of a relatively high potassium intake have been hypothesized as a basis for low CVD rates in populations consuming primitive diets and in vegetarians in industrialized countries. 21 in isolated societies consuming diets high in fruits and vegetables, hypertension affects only 1% of the population, whereas in industrialized countries that consume diets high in processed foods and large amounts of dietary sodium, 1 in 3 persons have hypertension. 22 In primitive diets, the daily intake of potassium is higher, while that of sodium is lower than in the modern diet. The rates of intake for primitive cultures range from 20 to 40 mmol/d for sodium and from 150 to 290 mmol/d for potassium. In comparison, the daily rates of intake of potassium and sodium for members of industrialized societies consuming large amounts of processed foods are 80 to 250 mmol/d for sodium and 30 to 70 mmol/d for potassium. In the modern Western diet, therefore, the potassium-to-sodium intake ratio on a molar basis is usually <0.4, whereas in primitive cultures the intake ratio is >3 and closer to 10. 7
A normal looks away from research out-of observational studies 8, 23, twenty-four and you can scientific examples twenty five-twenty eight shows that high quantities of potassium was of down BP. You to definitely population research inside the St Lucia advised one a growth away from just 20 so you can 30 mmol/d (742–1173 mg/d) of potassium regarding diet plan could cause a two- to 3-mm Hg reduced total of BP inside the a society. 29 Brand new Yanomamo Indians for the Brazil, whom eat hardly any sodium and you may pursue generally a vegetarian diet plan, are also known for which have reasonable average BP and no blood pressure levels. However, he is extremely effective, with little to no being obese. Within the INTERSALT data, which inhabitants try discover for a highly lower urinary salt removal (0.9 mmol/d), a suggest systolic BP out-of 94.5 mm Hg, and you may a mean diastolic BP out of 61.4 mm Hg. 31 The new INTERSALT study 29 along with given facts that potassium consumption (while the counted by the twenty four-hours urinary potassium excretion) is an important determinant of people BP, separate of these out of sodium. 8, 23, twenty-four While this can happen to get a little changes for a single, this degree of BP decreasing get lead to a significant cardio work for with regards to cutting heart attack or any other CVD situations in the a population. thirty two, 33
